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Finding the Fourth Proportional to 144,347.57, 216,507.44 and 44,480.95

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Solution

The fourth proportional to 144,347.57, 216,507.44 and 44,480.95 is: 66,717.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,347.57 : 216,507.44 = 44,480.95 : x
  2. Step 2: Convert to fraction form
    144,347.57/216,507.44 = 44,480.95/x
  3. Step 3: Cross multiply
    144,347.57x = 216,507.44 × 44,480.95
  4. Step 4: Simplify right side
    144,347.57x = 9,630,456,613.27
  5. Step 5: Solve for x
    x = 9,630,456,613.27/144,347.57
  6. Step 6: Final answer
    x = 66,717.14

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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.