Home / 144,775.32-217,109.61-49,981.29

Finding the Fourth Proportional to 144,775.32, 217,109.61 and 49,981.29

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Solution

The fourth proportional to 144,775.32, 217,109.61 and 49,981.29 is: 74,953.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,775.32 : 217,109.61 = 49,981.29 : x
  2. Step 2: Convert to fraction form
    144,775.32/217,109.61 = 49,981.29/x
  3. Step 3: Cross multiply
    144,775.32x = 217,109.61 × 49,981.29
  4. Step 4: Simplify right side
    144,775.32x = 10,851,418,379.20
  5. Step 5: Solve for x
    x = 10,851,418,379.20/144,775.32
  6. Step 6: Final answer
    x = 74,953.51

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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.