Home / 118,462.32-163,475.19-64,747.62

Finding the Fourth Proportional to 118,462.32, 163,475.19 and 64,747.62

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Solution

The fourth proportional to 118,462.32, 163,475.19 and 64,747.62 is: 89,350.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,462.32 : 163,475.19 = 64,747.62 : x
  2. Step 2: Convert to fraction form
    118,462.32/163,475.19 = 64,747.62/x
  3. Step 3: Cross multiply
    118,462.32x = 163,475.19 × 64,747.62
  4. Step 4: Simplify right side
    118,462.32x = 10,584,629,481.55
  5. Step 5: Solve for x
    x = 10,584,629,481.55/118,462.32
  6. Step 6: Final answer
    x = 89,350.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.