Home / 91,849.02-126,758.97-51,565.43

Finding the Fourth Proportional to 91,849.02, 126,758.97 and 51,565.43

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Solution

The fourth proportional to 91,849.02, 126,758.97 and 51,565.43 is: 71,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,849.02 : 126,758.97 = 51,565.43 : x
  2. Step 2: Convert to fraction form
    91,849.02/126,758.97 = 51,565.43/x
  3. Step 3: Cross multiply
    91,849.02x = 126,758.97 × 51,565.43
  4. Step 4: Simplify right side
    91,849.02x = 6,536,380,160.61
  5. Step 5: Solve for x
    x = 6,536,380,160.61/91,849.02
  6. Step 6: Final answer
    x = 71,164.40

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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.