Home / 92,364.42-127,470.11-51,541.38

Finding the Fourth Proportional to 92,364.42, 127,470.11 and 51,541.38

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Solution

The fourth proportional to 92,364.42, 127,470.11 and 51,541.38 is: 71,131.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,364.42 : 127,470.11 = 51,541.38 : x
  2. Step 2: Convert to fraction form
    92,364.42/127,470.11 = 51,541.38/x
  3. Step 3: Cross multiply
    92,364.42x = 127,470.11 × 51,541.38
  4. Step 4: Simplify right side
    92,364.42x = 6,569,984,740.80
  5. Step 5: Solve for x
    x = 6,569,984,740.80/92,364.42
  6. Step 6: Final answer
    x = 71,131.12

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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.