Home / 144,260.02-216,419.19-49,486.78

Finding the Fourth Proportional to 144,260.02, 216,419.19 and 49,486.78

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Solution

The fourth proportional to 144,260.02, 216,419.19 and 49,486.78 is: 74,240.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,260.02 : 216,419.19 = 49,486.78 : x
  2. Step 2: Convert to fraction form
    144,260.02/216,419.19 = 49,486.78/x
  3. Step 3: Cross multiply
    144,260.02x = 216,419.19 × 49,486.78
  4. Step 4: Simplify right side
    144,260.02x = 10,709,888,843.31
  5. Step 5: Solve for x
    x = 10,709,888,843.31/144,260.02
  6. Step 6: Final answer
    x = 74,240.17

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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.