Home / 92,580.84-127,761.96-50,139.42

Finding the Fourth Proportional to 92,580.84, 127,761.96 and 50,139.42

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Solution

The fourth proportional to 92,580.84, 127,761.96 and 50,139.42 is: 69,192.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,580.84 : 127,761.96 = 50,139.42 : x
  2. Step 2: Convert to fraction form
    92,580.84/127,761.96 = 50,139.42/x
  3. Step 3: Cross multiply
    92,580.84x = 127,761.96 × 50,139.42
  4. Step 4: Simplify right side
    92,580.84x = 6,405,910,572.46
  5. Step 5: Solve for x
    x = 6,405,910,572.46/92,580.84
  6. Step 6: Final answer
    x = 69,192.62

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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.