Home / 113,590.12-170,363.22-43,452.76

Finding the Fourth Proportional to 113,590.12, 170,363.22 and 43,452.76

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Solution

The fourth proportional to 113,590.12, 170,363.22 and 43,452.76 is: 65,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,590.12 : 170,363.22 = 43,452.76 : x
  2. Step 2: Convert to fraction form
    113,590.12/170,363.22 = 43,452.76/x
  3. Step 3: Cross multiply
    113,590.12x = 170,363.22 × 43,452.76
  4. Step 4: Simplify right side
    113,590.12x = 7,402,752,111.49
  5. Step 5: Solve for x
    x = 7,402,752,111.49/113,590.12
  6. Step 6: Final answer
    x = 65,170.74

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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.