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Finding the Fourth Proportional to 56,799.93, 85,200.10 and 17,356.88

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Solution

The fourth proportional to 56,799.93, 85,200.10 and 17,356.88 is: 26,035.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,799.93 : 85,200.10 = 17,356.88 : x
  2. Step 2: Convert to fraction form
    56,799.93/85,200.10 = 17,356.88/x
  3. Step 3: Cross multiply
    56,799.93x = 85,200.10 × 17,356.88
  4. Step 4: Simplify right side
    56,799.93x = 1,478,807,398.90
  5. Step 5: Solve for x
    x = 1,478,807,398.90/56,799.93
  6. Step 6: Final answer
    x = 26,035.37

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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.