Home / 89,385.54-134,071.29-39,466.86

Finding the Fourth Proportional to 89,385.54, 134,071.29 and 39,466.86

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Solution

The fourth proportional to 89,385.54, 134,071.29 and 39,466.86 is: 59,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,385.54 : 134,071.29 = 39,466.86 : x
  2. Step 2: Convert to fraction form
    89,385.54/134,071.29 = 39,466.86/x
  3. Step 3: Cross multiply
    89,385.54x = 134,071.29 × 39,466.86
  4. Step 4: Simplify right side
    89,385.54x = 5,291,372,832.45
  5. Step 5: Solve for x
    x = 5,291,372,832.45/89,385.54
  6. Step 6: Final answer
    x = 59,197.19

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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.