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Finding the Fourth Proportional to 56,293.85, 77,695.94 and 36,175.88

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Solution

The fourth proportional to 56,293.85, 77,695.94 and 36,175.88 is: 49,929.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,293.85 : 77,695.94 = 36,175.88 : x
  2. Step 2: Convert to fraction form
    56,293.85/77,695.94 = 36,175.88/x
  3. Step 3: Cross multiply
    56,293.85x = 77,695.94 × 36,175.88
  4. Step 4: Simplify right side
    56,293.85x = 2,810,719,286.61
  5. Step 5: Solve for x
    x = 2,810,719,286.61/56,293.85
  6. Step 6: Final answer
    x = 49,929.42

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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.