Home / 89,131.60-133,680.66-44,746.36

Finding the Fourth Proportional to 89,131.60, 133,680.66 and 44,746.36

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Solution

The fourth proportional to 89,131.60, 133,680.66 and 44,746.36 is: 67,111.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,131.60 : 133,680.66 = 44,746.36 : x
  2. Step 2: Convert to fraction form
    89,131.60/133,680.66 = 44,746.36/x
  3. Step 3: Cross multiply
    89,131.60x = 133,680.66 × 44,746.36
  4. Step 4: Simplify right side
    89,131.60x = 5,981,722,937.40
  5. Step 5: Solve for x
    x = 5,981,722,937.40/89,131.60
  6. Step 6: Final answer
    x = 67,111.14

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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.