Home / 162,108.52-223,708.88-94,142.18

Finding the Fourth Proportional to 162,108.52, 223,708.88 and 94,142.18

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Solution

The fourth proportional to 162,108.52, 223,708.88 and 94,142.18 is: 129,915.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,108.52 : 223,708.88 = 94,142.18 : x
  2. Step 2: Convert to fraction form
    162,108.52/223,708.88 = 94,142.18/x
  3. Step 3: Cross multiply
    162,108.52x = 223,708.88 × 94,142.18
  4. Step 4: Simplify right side
    162,108.52x = 21,060,442,443.19
  5. Step 5: Solve for x
    x = 21,060,442,443.19/162,108.52
  6. Step 6: Final answer
    x = 129,915.71

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1.5x scale

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.