Home / 144,260.52-216,419.94-49,487.28

Finding the Fourth Proportional to 144,260.52, 216,419.94 and 49,487.28

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Solution

The fourth proportional to 144,260.52, 216,419.94 and 49,487.28 is: 74,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,260.52 : 216,419.94 = 49,487.28 : x
  2. Step 2: Convert to fraction form
    144,260.52/216,419.94 = 49,487.28/x
  3. Step 3: Cross multiply
    144,260.52x = 216,419.94 × 49,487.28
  4. Step 4: Simplify right side
    144,260.52x = 10,710,034,168.36
  5. Step 5: Solve for x
    x = 10,710,034,168.36/144,260.52
  6. Step 6: Final answer
    x = 74,240.92

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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.