Home / 232,864.07-349,285.62-81,168.12

Finding the Fourth Proportional to 232,864.07, 349,285.62 and 81,168.12

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Solution

The fourth proportional to 232,864.07, 349,285.62 and 81,168.12 is: 121,748.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,864.07 : 349,285.62 = 81,168.12 : x
  2. Step 2: Convert to fraction form
    232,864.07/349,285.62 = 81,168.12/x
  3. Step 3: Cross multiply
    232,864.07x = 349,285.62 × 81,168.12
  4. Step 4: Simplify right side
    232,864.07x = 28,350,857,118.43
  5. Step 5: Solve for x
    x = 28,350,857,118.43/232,864.07
  6. Step 6: Final answer
    x = 121,748.53

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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.