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Finding the Fourth Proportional to 224,807.04, 310,232.16 and 129,332.16

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Solution

The fourth proportional to 224,807.04, 310,232.16 and 129,332.16 is: 178,477.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,807.04 : 310,232.16 = 129,332.16 : x
  2. Step 2: Convert to fraction form
    224,807.04/310,232.16 = 129,332.16/x
  3. Step 3: Cross multiply
    224,807.04x = 310,232.16 × 129,332.16
  4. Step 4: Simplify right side
    224,807.04x = 40,122,995,354.27
  5. Step 5: Solve for x
    x = 40,122,995,354.27/224,807.04
  6. Step 6: Final answer
    x = 178,477.49

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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.