Home / 185,583.42-278,319.60-96,788.48

Finding the Fourth Proportional to 185,583.42, 278,319.60 and 96,788.48

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Solution

The fourth proportional to 185,583.42, 278,319.60 and 96,788.48 is: 145,153.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,583.42 : 278,319.60 = 96,788.48 : x
  2. Step 2: Convert to fraction form
    185,583.42/278,319.60 = 96,788.48/x
  3. Step 3: Cross multiply
    185,583.42x = 278,319.60 × 96,788.48
  4. Step 4: Simplify right side
    185,583.42x = 26,938,129,646.61
  5. Step 5: Solve for x
    x = 26,938,129,646.61/185,583.42
  6. Step 6: Final answer
    x = 145,153.75

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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.