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Finding the Fourth Proportional to 56,691.93, 85,050.19 and 17,248.02

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Solution

The fourth proportional to 56,691.93, 85,050.19 and 17,248.02 is: 25,875.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,691.93 : 85,050.19 = 17,248.02 : x
  2. Step 2: Convert to fraction form
    56,691.93/85,050.19 = 17,248.02/x
  3. Step 3: Cross multiply
    56,691.93x = 85,050.19 × 17,248.02
  4. Step 4: Simplify right side
    56,691.93x = 1,466,946,995.99
  5. Step 5: Solve for x
    x = 1,466,946,995.99/56,691.93
  6. Step 6: Final answer
    x = 25,875.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.