Home / 185,393.76-278,090.88-52,272.96

Finding the Fourth Proportional to 185,393.76, 278,090.88 and 52,272.96

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Solution

The fourth proportional to 185,393.76, 278,090.88 and 52,272.96 is: 78,409.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,393.76 : 278,090.88 = 52,272.96 : x
  2. Step 2: Convert to fraction form
    185,393.76/278,090.88 = 52,272.96/x
  3. Step 3: Cross multiply
    185,393.76x = 278,090.88 × 52,272.96
  4. Step 4: Simplify right side
    185,393.76x = 14,536,633,446.60
  5. Step 5: Solve for x
    x = 14,536,633,446.60/185,393.76
  6. Step 6: Final answer
    x = 78,409.51

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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.