Home / 91,332.46-126,044.71-51,047.92

Finding the Fourth Proportional to 91,332.46, 126,044.71 and 51,047.92

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Solution

The fourth proportional to 91,332.46, 126,044.71 and 51,047.92 is: 70,449.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,332.46 : 126,044.71 = 51,047.92 : x
  2. Step 2: Convert to fraction form
    91,332.46/126,044.71 = 51,047.92/x
  3. Step 3: Cross multiply
    91,332.46x = 126,044.71 × 51,047.92
  4. Step 4: Simplify right side
    91,332.46x = 6,434,320,302.44
  5. Step 5: Solve for x
    x = 6,434,320,302.44/91,332.46
  6. Step 6: Final answer
    x = 70,449.44

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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.