Home / 162,112.52-223,714.40-94,146.20

Finding the Fourth Proportional to 162,112.52, 223,714.40 and 94,146.20

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Solution

The fourth proportional to 162,112.52, 223,714.40 and 94,146.20 is: 129,921.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,112.52 : 223,714.40 = 94,146.20 : x
  2. Step 2: Convert to fraction form
    162,112.52/223,714.40 = 94,146.20/x
  3. Step 3: Cross multiply
    162,112.52x = 223,714.40 × 94,146.20
  4. Step 4: Simplify right side
    162,112.52x = 21,061,860,645.28
  5. Step 5: Solve for x
    x = 21,061,860,645.28/162,112.52
  6. Step 6: Final answer
    x = 129,921.25

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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.