Home / 63,349.34-87,350.55-47,382.62

Finding the Fourth Proportional to 63,349.34, 87,350.55 and 47,382.62

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Solution

The fourth proportional to 63,349.34, 87,350.55 and 47,382.62 is: 65,334.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,349.34 : 87,350.55 = 47,382.62 : x
  2. Step 2: Convert to fraction form
    63,349.34/87,350.55 = 47,382.62/x
  3. Step 3: Cross multiply
    63,349.34x = 87,350.55 × 47,382.62
  4. Step 4: Simplify right side
    63,349.34x = 4,138,897,917.44
  5. Step 5: Solve for x
    x = 4,138,897,917.44/63,349.34
  6. Step 6: Final answer
    x = 65,334.51

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1.5x scale

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.