Home / 105,125.18-157,712.87-35,005.10

Finding the Fourth Proportional to 105,125.18, 157,712.87 and 35,005.10

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Solution

The fourth proportional to 105,125.18, 157,712.87 and 35,005.10 is: 52,516.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,125.18 : 157,712.87 = 35,005.10 : x
  2. Step 2: Convert to fraction form
    105,125.18/157,712.87 = 35,005.10/x
  3. Step 3: Cross multiply
    105,125.18x = 157,712.87 × 35,005.10
  4. Step 4: Simplify right side
    105,125.18x = 5,520,754,084.59
  5. Step 5: Solve for x
    x = 5,520,754,084.59/105,125.18
  6. Step 6: Final answer
    x = 52,516.00

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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.