Home / 89,663.76-134,464.05-26,467.16

Finding the Fourth Proportional to 89,663.76, 134,464.05 and 26,467.16

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Solution

The fourth proportional to 89,663.76, 134,464.05 and 26,467.16 is: 39,691.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,663.76 : 134,464.05 = 26,467.16 : x
  2. Step 2: Convert to fraction form
    89,663.76/134,464.05 = 26,467.16/x
  3. Step 3: Cross multiply
    89,663.76x = 134,464.05 × 26,467.16
  4. Step 4: Simplify right side
    89,663.76x = 3,558,880,853.28
  5. Step 5: Solve for x
    x = 3,558,880,853.28/89,663.76
  6. Step 6: Final answer
    x = 39,691.41

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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.