Home / 74,116.85-111,180.47-29,743.63

Finding the Fourth Proportional to 74,116.85, 111,180.47 and 29,743.63

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Solution

The fourth proportional to 74,116.85, 111,180.47 and 29,743.63 is: 44,617.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,116.85 : 111,180.47 = 29,743.63 : x
  2. Step 2: Convert to fraction form
    74,116.85/111,180.47 = 29,743.63/x
  3. Step 3: Cross multiply
    74,116.85x = 111,180.47 × 29,743.63
  4. Step 4: Simplify right side
    74,116.85x = 3,306,910,762.91
  5. Step 5: Solve for x
    x = 3,306,910,762.91/74,116.85
  6. Step 6: Final answer
    x = 44,617.53

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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.