Home / 185,922.08-278,946.24-67,602.88

Finding the Fourth Proportional to 185,922.08, 278,946.24 and 67,602.88

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Solution

The fourth proportional to 185,922.08, 278,946.24 and 67,602.88 is: 101,427.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,922.08 : 278,946.24 = 67,602.88 : x
  2. Step 2: Convert to fraction form
    185,922.08/278,946.24 = 67,602.88/x
  3. Step 3: Cross multiply
    185,922.08x = 278,946.24 × 67,602.88
  4. Step 4: Simplify right side
    185,922.08x = 18,857,569,189.17
  5. Step 5: Solve for x
    x = 18,857,569,189.17/185,922.08
  6. Step 6: Final answer
    x = 101,427.27

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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.