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Finding the Fourth Proportional to 144,600.60, 216,911.16 and 44,747.76

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Solution

The fourth proportional to 144,600.60, 216,911.16 and 44,747.76 is: 67,124.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,600.60 : 216,911.16 = 44,747.76 : x
  2. Step 2: Convert to fraction form
    144,600.60/216,911.16 = 44,747.76/x
  3. Step 3: Cross multiply
    144,600.60x = 216,911.16 × 44,747.76
  4. Step 4: Simplify right side
    144,600.60x = 9,706,288,529.00
  5. Step 5: Solve for x
    x = 9,706,288,529.00/144,600.60
  6. Step 6: Final answer
    x = 67,124.82

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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.