Home / 92,555.20-127,725.96-50,113.72

Finding the Fourth Proportional to 92,555.20, 127,725.96 and 50,113.72

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Solution

The fourth proportional to 92,555.20, 127,725.96 and 50,113.72 is: 69,156.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,555.20 : 127,725.96 = 50,113.72 : x
  2. Step 2: Convert to fraction form
    92,555.20/127,725.96 = 50,113.72/x
  3. Step 3: Cross multiply
    92,555.20x = 127,725.96 × 50,113.72
  4. Step 4: Simplify right side
    92,555.20x = 6,400,822,996.17
  5. Step 5: Solve for x
    x = 6,400,822,996.17/92,555.20
  6. Step 6: Final answer
    x = 69,156.82

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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.