Home / 89,861.19-134,812.52-26,679.90

Finding the Fourth Proportional to 89,861.19, 134,812.52 and 26,679.90

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Solution

The fourth proportional to 89,861.19, 134,812.52 and 26,679.90 is: 40,026.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,861.19 : 134,812.52 = 26,679.90 : x
  2. Step 2: Convert to fraction form
    89,861.19/134,812.52 = 26,679.90/x
  3. Step 3: Cross multiply
    89,861.19x = 134,812.52 × 26,679.90
  4. Step 4: Simplify right side
    89,861.19x = 3,596,784,552.35
  5. Step 5: Solve for x
    x = 3,596,784,552.35/89,861.19
  6. Step 6: Final answer
    x = 40,026.01

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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.