Home / 144,181.47-215,970.62-115,948.65

Finding the Fourth Proportional to 144,181.47, 215,970.62 and 115,948.65

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Solution

The fourth proportional to 144,181.47, 215,970.62 and 115,948.65 is: 173,680.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,181.47 : 215,970.62 = 115,948.65 : x
  2. Step 2: Convert to fraction form
    144,181.47/215,970.62 = 115,948.65/x
  3. Step 3: Cross multiply
    144,181.47x = 215,970.62 × 115,948.65
  4. Step 4: Simplify right side
    144,181.47x = 25,041,501,248.92
  5. Step 5: Solve for x
    x = 25,041,501,248.92/144,181.47
  6. Step 6: Final answer
    x = 173,680.44

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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.