Home / 91,760.34-137,615.55-25,184.70

Finding the Fourth Proportional to 91,760.34, 137,615.55 and 25,184.70

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Solution

The fourth proportional to 91,760.34, 137,615.55 and 25,184.70 is: 37,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,760.34 : 137,615.55 = 25,184.70 : x
  2. Step 2: Convert to fraction form
    91,760.34/137,615.55 = 25,184.70/x
  3. Step 3: Cross multiply
    91,760.34x = 137,615.55 × 25,184.70
  4. Step 4: Simplify right side
    91,760.34x = 3,465,806,342.09
  5. Step 5: Solve for x
    x = 3,465,806,342.09/91,760.34
  6. Step 6: Final answer
    x = 37,770.20

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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.