Home / 144,530.92-216,774.78-49,776.04

Finding the Fourth Proportional to 144,530.92, 216,774.78 and 49,776.04

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Solution

The fourth proportional to 144,530.92, 216,774.78 and 49,776.04 is: 74,656.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,530.92 : 216,774.78 = 49,776.04 : x
  2. Step 2: Convert to fraction form
    144,530.92/216,774.78 = 49,776.04/x
  3. Step 3: Cross multiply
    144,530.92x = 216,774.78 × 49,776.04
  4. Step 4: Simplify right side
    144,530.92x = 10,790,190,120.27
  5. Step 5: Solve for x
    x = 10,790,190,120.27/144,530.92
  6. Step 6: Final answer
    x = 74,656.62

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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.