Home / 94,306.24-141,429.12-31,112.20

Finding the Fourth Proportional to 94,306.24, 141,429.12 and 31,112.20

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Solution

The fourth proportional to 94,306.24, 141,429.12 and 31,112.20 is: 46,658.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,306.24 : 141,429.12 = 31,112.20 : x
  2. Step 2: Convert to fraction form
    94,306.24/141,429.12 = 31,112.20/x
  3. Step 3: Cross multiply
    94,306.24x = 141,429.12 × 31,112.20
  4. Step 4: Simplify right side
    94,306.24x = 4,400,171,067.26
  5. Step 5: Solve for x
    x = 4,400,171,067.26/94,306.24
  6. Step 6: Final answer
    x = 46,658.32

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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.