Home / 132,190.13-182,403.12-75,590.57

Finding the Fourth Proportional to 132,190.13, 182,403.12 and 75,590.57

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Solution

The fourth proportional to 132,190.13, 182,403.12 and 75,590.57 is: 104,303.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,190.13 : 182,403.12 = 75,590.57 : x
  2. Step 2: Convert to fraction form
    132,190.13/182,403.12 = 75,590.57/x
  3. Step 3: Cross multiply
    132,190.13x = 182,403.12 × 75,590.57
  4. Step 4: Simplify right side
    132,190.13x = 13,787,954,898.56
  5. Step 5: Solve for x
    x = 13,787,954,898.56/132,190.13
  6. Step 6: Final answer
    x = 104,303.97

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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.