Home / 91,236.71-136,840.20-32,058.59

Finding the Fourth Proportional to 91,236.71, 136,840.20 and 32,058.59

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Solution

The fourth proportional to 91,236.71, 136,840.20 and 32,058.59 is: 48,082.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,236.71 : 136,840.20 = 32,058.59 : x
  2. Step 2: Convert to fraction form
    91,236.71/136,840.20 = 32,058.59/x
  3. Step 3: Cross multiply
    91,236.71x = 136,840.20 × 32,058.59
  4. Step 4: Simplify right side
    91,236.71x = 4,386,903,183.12
  5. Step 5: Solve for x
    x = 4,386,903,183.12/91,236.71
  6. Step 6: Final answer
    x = 48,082.66

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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.