Home / 185,878.20-278,827.98-52,748.04

Finding the Fourth Proportional to 185,878.20, 278,827.98 and 52,748.04

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Solution

The fourth proportional to 185,878.20, 278,827.98 and 52,748.04 is: 79,125.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,878.20 : 278,827.98 = 52,748.04 : x
  2. Step 2: Convert to fraction form
    185,878.20/278,827.98 = 52,748.04/x
  3. Step 3: Cross multiply
    185,878.20x = 278,827.98 × 52,748.04
  4. Step 4: Simplify right side
    185,878.20x = 14,707,629,442.16
  5. Step 5: Solve for x
    x = 14,707,629,442.16/185,878.20
  6. Step 6: Final answer
    x = 79,125.09

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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.