Home / 625,112.96-937,665.32-151,795.12

Finding the Fourth Proportional to 625,112.96, 937,665.32 and 151,795.12

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Solution

The fourth proportional to 625,112.96, 937,665.32 and 151,795.12 is: 227,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,112.96 : 937,665.32 = 151,795.12 : x
  2. Step 2: Convert to fraction form
    625,112.96/937,665.32 = 151,795.12/x
  3. Step 3: Cross multiply
    625,112.96x = 937,665.32 × 151,795.12
  4. Step 4: Simplify right side
    625,112.96x = 142,333,019,769.24
  5. Step 5: Solve for x
    x = 142,333,019,769.24/625,112.96
  6. Step 6: Final answer
    x = 227,691.68

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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.