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Finding the Fourth Proportional to 144,347.48, 216,507.30 and 44,480.85

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Solution

The fourth proportional to 144,347.48, 216,507.30 and 44,480.85 is: 66,716.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,347.48 : 216,507.30 = 44,480.85 : x
  2. Step 2: Convert to fraction form
    144,347.48/216,507.30 = 44,480.85/x
  3. Step 3: Cross multiply
    144,347.48x = 216,507.30 × 44,480.85
  4. Step 4: Simplify right side
    144,347.48x = 9,630,428,735.21
  5. Step 5: Solve for x
    x = 9,630,428,735.21/144,347.48
  6. Step 6: Final answer
    x = 66,716.99

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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.