Home / 91,701.86-126,575.46-59,875.61

Finding the Fourth Proportional to 91,701.86, 126,575.46 and 59,875.61

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Solution

The fourth proportional to 91,701.86, 126,575.46 and 59,875.61 is: 82,645.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,701.86 : 126,575.46 = 59,875.61 : x
  2. Step 2: Convert to fraction form
    91,701.86/126,575.46 = 59,875.61/x
  3. Step 3: Cross multiply
    91,701.86x = 126,575.46 × 59,875.61
  4. Step 4: Simplify right side
    91,701.86x = 7,578,782,245.65
  5. Step 5: Solve for x
    x = 7,578,782,245.65/91,701.86
  6. Step 6: Final answer
    x = 82,645.90

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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.