Home / 91,624.08-137,487.60-49,503.36

Finding the Fourth Proportional to 91,624.08, 137,487.60 and 49,503.36

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Solution

The fourth proportional to 91,624.08, 137,487.60 and 49,503.36 is: 74,282.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,624.08 : 137,487.60 = 49,503.36 : x
  2. Step 2: Convert to fraction form
    91,624.08/137,487.60 = 49,503.36/x
  3. Step 3: Cross multiply
    91,624.08x = 137,487.60 × 49,503.36
  4. Step 4: Simplify right side
    91,624.08x = 6,806,098,158.34
  5. Step 5: Solve for x
    x = 6,806,098,158.34/91,624.08
  6. Step 6: Final answer
    x = 74,282.85

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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.