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Finding the Fourth Proportional to 62,992.96, 86,891.20 and 37,482.08

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Solution

The fourth proportional to 62,992.96, 86,891.20 and 37,482.08 is: 51,702.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,992.96 : 86,891.20 = 37,482.08 : x
  2. Step 2: Convert to fraction form
    62,992.96/86,891.20 = 37,482.08/x
  3. Step 3: Cross multiply
    62,992.96x = 86,891.20 × 37,482.08
  4. Step 4: Simplify right side
    62,992.96x = 3,256,862,381.53
  5. Step 5: Solve for x
    x = 3,256,862,381.53/62,992.96
  6. Step 6: Final answer
    x = 51,702.01

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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.