Home / 81,244.22-112,040.62-58,732.70

Finding the Fourth Proportional to 81,244.22, 112,040.62 and 58,732.70

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Solution

The fourth proportional to 81,244.22, 112,040.62 and 58,732.70 is: 80,995.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,244.22 : 112,040.62 = 58,732.70 : x
  2. Step 2: Convert to fraction form
    81,244.22/112,040.62 = 58,732.70/x
  3. Step 3: Cross multiply
    81,244.22x = 112,040.62 × 58,732.70
  4. Step 4: Simplify right side
    81,244.22x = 6,580,447,415.24
  5. Step 5: Solve for x
    x = 6,580,447,415.24/81,244.22
  6. Step 6: Final answer
    x = 80,995.89

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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.