Home / 55,159.32-76,120.38-32,799

Finding the Fourth Proportional to 55,159.32, 76,120.38 and 32,799

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Solution

The fourth proportional to 55,159.32, 76,120.38 and 32,799 is: 45,262.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,159.32 : 76,120.38 = 32,799 : x
  2. Step 2: Convert to fraction form
    55,159.32/76,120.38 = 32,799/x
  3. Step 3: Cross multiply
    55,159.32x = 76,120.38 × 32,799
  4. Step 4: Simplify right side
    55,159.32x = 2,496,672,343.62
  5. Step 5: Solve for x
    x = 2,496,672,343.62/55,159.32
  6. Step 6: Final answer
    x = 45,262.93

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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.