Home / 91,811.01-137,742.23-32,652.66

Finding the Fourth Proportional to 91,811.01, 137,742.23 and 32,652.66

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Solution

The fourth proportional to 91,811.01, 137,742.23 and 32,652.66 is: 48,988.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,811.01 : 137,742.23 = 32,652.66 : x
  2. Step 2: Convert to fraction form
    91,811.01/137,742.23 = 32,652.66/x
  3. Step 3: Cross multiply
    91,811.01x = 137,742.23 × 32,652.66
  4. Step 4: Simplify right side
    91,811.01x = 4,497,650,285.46
  5. Step 5: Solve for x
    x = 4,497,650,285.46/91,811.01
  6. Step 6: Final answer
    x = 48,988.14

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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.