Home / 89,481.66-134,319.75-36,210.32

Finding the Fourth Proportional to 89,481.66, 134,319.75 and 36,210.32

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Solution

The fourth proportional to 89,481.66, 134,319.75 and 36,210.32 is: 54,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,481.66 : 134,319.75 = 36,210.32 : x
  2. Step 2: Convert to fraction form
    89,481.66/134,319.75 = 36,210.32/x
  3. Step 3: Cross multiply
    89,481.66x = 134,319.75 × 36,210.32
  4. Step 4: Simplify right side
    89,481.66x = 4,863,760,575.66
  5. Step 5: Solve for x
    x = 4,863,760,575.66/89,481.66
  6. Step 6: Final answer
    x = 54,354.83

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1.5x scale

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.