Home / 58,749.14-81,073.76-31,891.70

Finding the Fourth Proportional to 58,749.14, 81,073.76 and 31,891.70

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Solution

The fourth proportional to 58,749.14, 81,073.76 and 31,891.70 is: 44,010.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,749.14 : 81,073.76 = 31,891.70 : x
  2. Step 2: Convert to fraction form
    58,749.14/81,073.76 = 31,891.70/x
  3. Step 3: Cross multiply
    58,749.14x = 81,073.76 × 31,891.70
  4. Step 4: Simplify right side
    58,749.14x = 2,585,580,031.79
  5. Step 5: Solve for x
    x = 2,585,580,031.79/58,749.14
  6. Step 6: Final answer
    x = 44,010.52

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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.