Home / 162,470.10-224,209.42-90,850.11

Finding the Fourth Proportional to 162,470.10, 224,209.42 and 90,850.11

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Solution

The fourth proportional to 162,470.10, 224,209.42 and 90,850.11 is: 125,373.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,470.10 : 224,209.42 = 90,850.11 : x
  2. Step 2: Convert to fraction form
    162,470.10/224,209.42 = 90,850.11/x
  3. Step 3: Cross multiply
    162,470.10x = 224,209.42 × 90,850.11
  4. Step 4: Simplify right side
    162,470.10x = 20,369,449,402.13
  5. Step 5: Solve for x
    x = 20,369,449,402.13/162,470.10
  6. Step 6: Final answer
    x = 125,373.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.