Home / 92,279.68-127,332.32-51,985.36

Finding the Fourth Proportional to 92,279.68, 127,332.32 and 51,985.36

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Solution

The fourth proportional to 92,279.68, 127,332.32 and 51,985.36 is: 71,732.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,279.68 : 127,332.32 = 51,985.36 : x
  2. Step 2: Convert to fraction form
    92,279.68/127,332.32 = 51,985.36/x
  3. Step 3: Cross multiply
    92,279.68x = 127,332.32 × 51,985.36
  4. Step 4: Simplify right side
    92,279.68x = 6,619,416,494.84
  5. Step 5: Solve for x
    x = 6,619,416,494.84/92,279.68
  6. Step 6: Final answer
    x = 71,732.11

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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.