Home / 91,023.66-125,624.78-52,276.85

Finding the Fourth Proportional to 91,023.66, 125,624.78 and 52,276.85

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Solution

The fourth proportional to 91,023.66, 125,624.78 and 52,276.85 is: 72,149.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,023.66 : 125,624.78 = 52,276.85 : x
  2. Step 2: Convert to fraction form
    91,023.66/125,624.78 = 52,276.85/x
  3. Step 3: Cross multiply
    91,023.66x = 125,624.78 × 52,276.85
  4. Step 4: Simplify right side
    91,023.66x = 6,567,266,890.83
  5. Step 5: Solve for x
    x = 6,567,266,890.83/91,023.66
  6. Step 6: Final answer
    x = 72,149.01

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1.5x scale

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.