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Finding the Fourth Proportional to 62,250.45, 92,978.72 and 56,318.19

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Solution

The fourth proportional to 62,250.45, 92,978.72 and 56,318.19 is: 84,118.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,250.45 : 92,978.72 = 56,318.19 : x
  2. Step 2: Convert to fraction form
    62,250.45/92,978.72 = 56,318.19/x
  3. Step 3: Cross multiply
    62,250.45x = 92,978.72 × 56,318.19
  4. Step 4: Simplify right side
    62,250.45x = 5,236,393,218.92
  5. Step 5: Solve for x
    x = 5,236,393,218.92/62,250.45
  6. Step 6: Final answer
    x = 84,118.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.