Home / 53,152.06-73,349.92-29,278.78

Finding the Fourth Proportional to 53,152.06, 73,349.92 and 29,278.78

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Solution

The fourth proportional to 53,152.06, 73,349.92 and 29,278.78 is: 40,404.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,152.06 : 73,349.92 = 29,278.78 : x
  2. Step 2: Convert to fraction form
    53,152.06/73,349.92 = 29,278.78/x
  3. Step 3: Cross multiply
    53,152.06x = 73,349.92 × 29,278.78
  4. Step 4: Simplify right side
    53,152.06x = 2,147,596,170.70
  5. Step 5: Solve for x
    x = 2,147,596,170.70/53,152.06
  6. Step 6: Final answer
    x = 40,404.76

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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.