Home / 92,665.13-127,877.04-51,829.20

Finding the Fourth Proportional to 92,665.13, 127,877.04 and 51,829.20

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Solution

The fourth proportional to 92,665.13, 127,877.04 and 51,829.20 is: 71,523.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,665.13 : 127,877.04 = 51,829.20 : x
  2. Step 2: Convert to fraction form
    92,665.13/127,877.04 = 51,829.20/x
  3. Step 3: Cross multiply
    92,665.13x = 127,877.04 × 51,829.20
  4. Step 4: Simplify right side
    92,665.13x = 6,627,764,681.57
  5. Step 5: Solve for x
    x = 6,627,764,681.57/92,665.13
  6. Step 6: Final answer
    x = 71,523.83

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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.