Home / 91,587.54-137,432.34-49,466.73

Finding the Fourth Proportional to 91,587.54, 137,432.34 and 49,466.73

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Solution

The fourth proportional to 91,587.54, 137,432.34 and 49,466.73 is: 74,227.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,587.54 : 137,432.34 = 49,466.73 : x
  2. Step 2: Convert to fraction form
    91,587.54/137,432.34 = 49,466.73/x
  3. Step 3: Cross multiply
    91,587.54x = 137,432.34 × 49,466.73
  4. Step 4: Simplify right side
    91,587.54x = 6,798,328,456.05
  5. Step 5: Solve for x
    x = 6,798,328,456.05/91,587.54
  6. Step 6: Final answer
    x = 74,227.66

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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.