Home / 44,387.91-61,170.53-31,790.79

Finding the Fourth Proportional to 44,387.91, 61,170.53 and 31,790.79

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Solution

The fourth proportional to 44,387.91, 61,170.53 and 31,790.79 is: 43,810.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,387.91 : 61,170.53 = 31,790.79 : x
  2. Step 2: Convert to fraction form
    44,387.91/61,170.53 = 31,790.79/x
  3. Step 3: Cross multiply
    44,387.91x = 61,170.53 × 31,790.79
  4. Step 4: Simplify right side
    44,387.91x = 1,944,659,314.46
  5. Step 5: Solve for x
    x = 1,944,659,314.46/44,387.91
  6. Step 6: Final answer
    x = 43,810.56

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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.