Home / 185,436.24-278,031.48-67,092

Finding the Fourth Proportional to 185,436.24, 278,031.48 and 67,092

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Solution

The fourth proportional to 185,436.24, 278,031.48 and 67,092 is: 100,593.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,436.24 : 278,031.48 = 67,092 : x
  2. Step 2: Convert to fraction form
    185,436.24/278,031.48 = 67,092/x
  3. Step 3: Cross multiply
    185,436.24x = 278,031.48 × 67,092
  4. Step 4: Simplify right side
    185,436.24x = 18,653,688,056.16
  5. Step 5: Solve for x
    x = 18,653,688,056.16/185,436.24
  6. Step 6: Final answer
    x = 100,593.54

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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.