Home / 162,218.97-223,861.73-90,599.04

Finding the Fourth Proportional to 162,218.97, 223,861.73 and 90,599.04

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Solution

The fourth proportional to 162,218.97, 223,861.73 and 90,599.04 is: 125,026.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,218.97 : 223,861.73 = 90,599.04 : x
  2. Step 2: Convert to fraction form
    162,218.97/223,861.73 = 90,599.04/x
  3. Step 3: Cross multiply
    162,218.97x = 223,861.73 × 90,599.04
  4. Step 4: Simplify right side
    162,218.97x = 20,281,657,377.74
  5. Step 5: Solve for x
    x = 20,281,657,377.74/162,218.97
  6. Step 6: Final answer
    x = 125,026.42

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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.