Home / 113,456.66-170,184.99-30,348.50

Finding the Fourth Proportional to 113,456.66, 170,184.99 and 30,348.50

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Solution

The fourth proportional to 113,456.66, 170,184.99 and 30,348.50 is: 45,522.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,456.66 : 170,184.99 = 30,348.50 : x
  2. Step 2: Convert to fraction form
    113,456.66/170,184.99 = 30,348.50/x
  3. Step 3: Cross multiply
    113,456.66x = 170,184.99 × 30,348.50
  4. Step 4: Simplify right side
    113,456.66x = 5,164,859,169.02
  5. Step 5: Solve for x
    x = 5,164,859,169.02/113,456.66
  6. Step 6: Final answer
    x = 45,522.75

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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.