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Finding the Fourth Proportional to 93,553.70, 129,086.52 and 53,265.02

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Solution

The fourth proportional to 93,553.70, 129,086.52 and 53,265.02 is: 73,495.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,553.70 : 129,086.52 = 53,265.02 : x
  2. Step 2: Convert to fraction form
    93,553.70/129,086.52 = 53,265.02/x
  3. Step 3: Cross multiply
    93,553.70x = 129,086.52 × 53,265.02
  4. Step 4: Simplify right side
    93,553.70x = 6,875,796,069.53
  5. Step 5: Solve for x
    x = 6,875,796,069.53/93,553.70
  6. Step 6: Final answer
    x = 73,495.71

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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.