Home / 89,416.74-134,047.17-45,006.06

Finding the Fourth Proportional to 89,416.74, 134,047.17 and 45,006.06

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Solution

The fourth proportional to 89,416.74, 134,047.17 and 45,006.06 is: 67,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,416.74 : 134,047.17 = 45,006.06 : x
  2. Step 2: Convert to fraction form
    89,416.74/134,047.17 = 45,006.06/x
  3. Step 3: Cross multiply
    89,416.74x = 134,047.17 × 45,006.06
  4. Step 4: Simplify right side
    89,416.74x = 6,032,934,975.85
  5. Step 5: Solve for x
    x = 6,032,934,975.85/89,416.74
  6. Step 6: Final answer
    x = 67,469.86

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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.