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Finding the Fourth Proportional to 224,172.66, 309,359.66 and 133,532.45

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Solution

The fourth proportional to 224,172.66, 309,359.66 and 133,532.45 is: 184,275.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,172.66 : 309,359.66 = 133,532.45 : x
  2. Step 2: Convert to fraction form
    224,172.66/309,359.66 = 133,532.45/x
  3. Step 3: Cross multiply
    224,172.66x = 309,359.66 × 133,532.45
  4. Step 4: Simplify right side
    224,172.66x = 41,309,552,276.61
  5. Step 5: Solve for x
    x = 41,309,552,276.61/224,172.66
  6. Step 6: Final answer
    x = 184,275.60

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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.