Home / 74,186.52-102,337.98-56,251.91

Finding the Fourth Proportional to 74,186.52, 102,337.98 and 56,251.91

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Solution

The fourth proportional to 74,186.52, 102,337.98 and 56,251.91 is: 77,597.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,186.52 : 102,337.98 = 56,251.91 : x
  2. Step 2: Convert to fraction form
    74,186.52/102,337.98 = 56,251.91/x
  3. Step 3: Cross multiply
    74,186.52x = 102,337.98 × 56,251.91
  4. Step 4: Simplify right side
    74,186.52x = 5,756,706,840.54
  5. Step 5: Solve for x
    x = 5,756,706,840.54/74,186.52
  6. Step 6: Final answer
    x = 77,597.75

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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.