Home / 105,966,575.40-158,823,891.90-95,133,052.20

Finding the Fourth Proportional to 105,966,575.40, 158,823,891.90 and 95,133,052.20

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Solution

The fourth proportional to 105,966,575.40, 158,823,891.90 and 95,133,052.20 is: 142,586,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,966,575.40 : 158,823,891.90 = 95,133,052.20 : x
  2. Step 2: Convert to fraction form
    105,966,575.40/158,823,891.90 = 95,133,052.20/x
  3. Step 3: Cross multiply
    105,966,575.40x = 158,823,891.90 × 95,133,052.20
  4. Step 4: Simplify right side
    105,966,575.40x = 15,109,401,598,729,858
  5. Step 5: Solve for x
    x = 15,109,401,598,729,858/105,966,575.40
  6. Step 6: Final answer
    x = 142,586,485.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.