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Finding the Fourth Proportional to 144,169.38, 216,259.95 and 49,464.68

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Solution

The fourth proportional to 144,169.38, 216,259.95 and 49,464.68 is: 74,199.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,169.38 : 216,259.95 = 49,464.68 : x
  2. Step 2: Convert to fraction form
    144,169.38/216,259.95 = 49,464.68/x
  3. Step 3: Cross multiply
    144,169.38x = 216,259.95 × 49,464.68
  4. Step 4: Simplify right side
    144,169.38x = 10,697,229,223.57
  5. Step 5: Solve for x
    x = 10,697,229,223.57/144,169.38
  6. Step 6: Final answer
    x = 74,199.04

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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.