Home / 144,401.15-216,616.20-49,618.85

Finding the Fourth Proportional to 144,401.15, 216,616.20 and 49,618.85

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Solution

The fourth proportional to 144,401.15, 216,616.20 and 49,618.85 is: 74,433.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,401.15 : 216,616.20 = 49,618.85 : x
  2. Step 2: Convert to fraction form
    144,401.15/216,616.20 = 49,618.85/x
  3. Step 3: Cross multiply
    144,401.15x = 216,616.20 × 49,618.85
  4. Step 4: Simplify right side
    144,401.15x = 10,748,246,735.37
  5. Step 5: Solve for x
    x = 10,748,246,735.37/144,401.15
  6. Step 6: Final answer
    x = 74,433.25

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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.