Home / 91,749.68-137,624.40-60,577.52

Finding the Fourth Proportional to 91,749.68, 137,624.40 and 60,577.52

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Solution

The fourth proportional to 91,749.68, 137,624.40 and 60,577.52 is: 90,866.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,749.68 : 137,624.40 = 60,577.52 : x
  2. Step 2: Convert to fraction form
    91,749.68/137,624.40 = 60,577.52/x
  3. Step 3: Cross multiply
    91,749.68x = 137,624.40 × 60,577.52
  4. Step 4: Simplify right side
    91,749.68x = 8,336,944,843.49
  5. Step 5: Solve for x
    x = 8,336,944,843.49/91,749.68
  6. Step 6: Final answer
    x = 90,866.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.