Home / 147,901.10-221,722.05-88,673.90

Finding the Fourth Proportional to 147,901.10, 221,722.05 and 88,673.90

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Solution

The fourth proportional to 147,901.10, 221,722.05 and 88,673.90 is: 132,933.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,901.10 : 221,722.05 = 88,673.90 : x
  2. Step 2: Convert to fraction form
    147,901.10/221,722.05 = 88,673.90/x
  3. Step 3: Cross multiply
    147,901.10x = 221,722.05 × 88,673.90
  4. Step 4: Simplify right side
    147,901.10x = 19,660,958,889.50
  5. Step 5: Solve for x
    x = 19,660,958,889.50/147,901.10
  6. Step 6: Final answer
    x = 132,933.15

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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.