Home / 91,487.55-137,231.48-60,095.90

Finding the Fourth Proportional to 91,487.55, 137,231.48 and 60,095.90

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Solution

The fourth proportional to 91,487.55, 137,231.48 and 60,095.90 is: 90,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,487.55 : 137,231.48 = 60,095.90 : x
  2. Step 2: Convert to fraction form
    91,487.55/137,231.48 = 60,095.90/x
  3. Step 3: Cross multiply
    91,487.55x = 137,231.48 × 60,095.90
  4. Step 4: Simplify right side
    91,487.55x = 8,247,049,298.93
  5. Step 5: Solve for x
    x = 8,247,049,298.93/91,487.55
  6. Step 6: Final answer
    x = 90,143.95

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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.