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Finding the Fourth Proportional to 93,444.56, 128,945.17 and 52,048.38

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Solution

The fourth proportional to 93,444.56, 128,945.17 and 52,048.38 is: 71,822.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,444.56 : 128,945.17 = 52,048.38 : x
  2. Step 2: Convert to fraction form
    93,444.56/128,945.17 = 52,048.38/x
  3. Step 3: Cross multiply
    93,444.56x = 128,945.17 × 52,048.38
  4. Step 4: Simplify right side
    93,444.56x = 6,711,387,207.32
  5. Step 5: Solve for x
    x = 6,711,387,207.32/93,444.56
  6. Step 6: Final answer
    x = 71,822.13

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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.