Home / 185,761.30-278,313.90-152,300.20

Finding the Fourth Proportional to 185,761.30, 278,313.90 and 152,300.20

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Solution

The fourth proportional to 185,761.30, 278,313.90 and 152,300.20 is: 228,181.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,761.30 : 278,313.90 = 152,300.20 : x
  2. Step 2: Convert to fraction form
    185,761.30/278,313.90 = 152,300.20/x
  3. Step 3: Cross multiply
    185,761.30x = 278,313.90 × 152,300.20
  4. Step 4: Simplify right side
    185,761.30x = 42,387,262,632.78
  5. Step 5: Solve for x
    x = 42,387,262,632.78/185,761.30
  6. Step 6: Final answer
    x = 228,181.34

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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.