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Finding the Fourth Proportional to 56,824.66, 78,398.99 and 36,695.15

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Solution

The fourth proportional to 56,824.66, 78,398.99 and 36,695.15 is: 50,627.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,824.66 : 78,398.99 = 36,695.15 : x
  2. Step 2: Convert to fraction form
    56,824.66/78,398.99 = 36,695.15/x
  3. Step 3: Cross multiply
    56,824.66x = 78,398.99 × 36,695.15
  4. Step 4: Simplify right side
    56,824.66x = 2,876,862,554.03
  5. Step 5: Solve for x
    x = 2,876,862,554.03/56,824.66
  6. Step 6: Final answer
    x = 50,627.01

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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.