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Finding the Fourth Proportional to 157,236.66, 216,952.83 and 93,562.02

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Solution

The fourth proportional to 157,236.66, 216,952.83 and 93,562.02 is: 129,095.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,236.66 : 216,952.83 = 93,562.02 : x
  2. Step 2: Convert to fraction form
    157,236.66/216,952.83 = 93,562.02/x
  3. Step 3: Cross multiply
    157,236.66x = 216,952.83 × 93,562.02
  4. Step 4: Simplify right side
    157,236.66x = 20,298,545,019.52
  5. Step 5: Solve for x
    x = 20,298,545,019.52/157,236.66
  6. Step 6: Final answer
    x = 129,095.50

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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.