Home / 94,128.12-141,211.38-31,797.24

Finding the Fourth Proportional to 94,128.12, 141,211.38 and 31,797.24

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Solution

The fourth proportional to 94,128.12, 141,211.38 and 31,797.24 is: 47,702.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,128.12 : 141,211.38 = 31,797.24 : x
  2. Step 2: Convert to fraction form
    94,128.12/141,211.38 = 31,797.24/x
  3. Step 3: Cross multiply
    94,128.12x = 141,211.38 × 31,797.24
  4. Step 4: Simplify right side
    94,128.12x = 4,490,132,140.59
  5. Step 5: Solve for x
    x = 4,490,132,140.59/94,128.12
  6. Step 6: Final answer
    x = 47,702.35

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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.