Home / 94,132.80-141,111.36-31,759.68

Finding the Fourth Proportional to 94,132.80, 141,111.36 and 31,759.68

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Solution

The fourth proportional to 94,132.80, 141,111.36 and 31,759.68 is: 47,609.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,132.80 : 141,111.36 = 31,759.68 : x
  2. Step 2: Convert to fraction form
    94,132.80/141,111.36 = 31,759.68/x
  3. Step 3: Cross multiply
    94,132.80x = 141,111.36 × 31,759.68
  4. Step 4: Simplify right side
    94,132.80x = 4,481,651,637.96
  5. Step 5: Solve for x
    x = 4,481,651,637.96/94,132.80
  6. Step 6: Final answer
    x = 47,609.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.