Home / 58,079.22-80,119.78-37,947.89

Finding the Fourth Proportional to 58,079.22, 80,119.78 and 37,947.89

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Solution

The fourth proportional to 58,079.22, 80,119.78 and 37,947.89 is: 52,348.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,079.22 : 80,119.78 = 37,947.89 : x
  2. Step 2: Convert to fraction form
    58,079.22/80,119.78 = 37,947.89/x
  3. Step 3: Cross multiply
    58,079.22x = 80,119.78 × 37,947.89
  4. Step 4: Simplify right side
    58,079.22x = 3,040,376,197.67
  5. Step 5: Solve for x
    x = 3,040,376,197.67/58,079.22
  6. Step 6: Final answer
    x = 52,348.78

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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.