Home / 91,861.14-137,738.08-35,635.55

Finding the Fourth Proportional to 91,861.14, 137,738.08 and 35,635.55

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Solution

The fourth proportional to 91,861.14, 137,738.08 and 35,635.55 is: 53,432.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,861.14 : 137,738.08 = 35,635.55 : x
  2. Step 2: Convert to fraction form
    91,861.14/137,738.08 = 35,635.55/x
  3. Step 3: Cross multiply
    91,861.14x = 137,738.08 × 35,635.55
  4. Step 4: Simplify right side
    91,861.14x = 4,908,371,592.60
  5. Step 5: Solve for x
    x = 4,908,371,592.60/91,861.14
  6. Step 6: Final answer
    x = 53,432.51

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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.