Home / 113,734.15-170,631.45-38,854.15

Finding the Fourth Proportional to 113,734.15, 170,631.45 and 38,854.15

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Solution

The fourth proportional to 113,734.15, 170,631.45 and 38,854.15 is: 58,291.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,734.15 : 170,631.45 = 38,854.15 : x
  2. Step 2: Convert to fraction form
    113,734.15/170,631.45 = 38,854.15/x
  3. Step 3: Cross multiply
    113,734.15x = 170,631.45 × 38,854.15
  4. Step 4: Simplify right side
    113,734.15x = 6,629,739,526.44
  5. Step 5: Solve for x
    x = 6,629,739,526.44/113,734.15
  6. Step 6: Final answer
    x = 58,291.55

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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.