Home / 120,244.29-165,791.78-97,298.20

Finding the Fourth Proportional to 120,244.29, 165,791.78 and 97,298.20

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Solution

The fourth proportional to 120,244.29, 165,791.78 and 97,298.20 is: 134,153.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,244.29 : 165,791.78 = 97,298.20 : x
  2. Step 2: Convert to fraction form
    120,244.29/165,791.78 = 97,298.20/x
  3. Step 3: Cross multiply
    120,244.29x = 165,791.78 × 97,298.20
  4. Step 4: Simplify right side
    120,244.29x = 16,131,241,282.31
  5. Step 5: Solve for x
    x = 16,131,241,282.31/120,244.29
  6. Step 6: Final answer
    x = 134,153.91

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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.