Home / 252,921.78-379,569.76-119,802.34

Finding the Fourth Proportional to 252,921.78, 379,569.76 and 119,802.34

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Solution

The fourth proportional to 252,921.78, 379,569.76 and 119,802.34 is: 179,792.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,921.78 : 379,569.76 = 119,802.34 : x
  2. Step 2: Convert to fraction form
    252,921.78/379,569.76 = 119,802.34/x
  3. Step 3: Cross multiply
    252,921.78x = 379,569.76 × 119,802.34
  4. Step 4: Simplify right side
    252,921.78x = 45,473,345,441.24
  5. Step 5: Solve for x
    x = 45,473,345,441.24/252,921.78
  6. Step 6: Final answer
    x = 179,792.13

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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.