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Finding the Fourth Proportional to 235,468.92, 325,018.26 and 160,061.16

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Solution

The fourth proportional to 235,468.92, 325,018.26 and 160,061.16 is: 220,932.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,468.92 : 325,018.26 = 160,061.16 : x
  2. Step 2: Convert to fraction form
    235,468.92/325,018.26 = 160,061.16/x
  3. Step 3: Cross multiply
    235,468.92x = 325,018.26 × 160,061.16
  4. Step 4: Simplify right side
    235,468.92x = 52,022,799,716.78
  5. Step 5: Solve for x
    x = 52,022,799,716.78/235,468.92
  6. Step 6: Final answer
    x = 220,932.77

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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.