Home / 275,150.32-379,726.92-152,682.76

Finding the Fourth Proportional to 275,150.32, 379,726.92 and 152,682.76

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Solution

The fourth proportional to 275,150.32, 379,726.92 and 152,682.76 is: 210,713.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,150.32 : 379,726.92 = 152,682.76 : x
  2. Step 2: Convert to fraction form
    275,150.32/379,726.92 = 152,682.76/x
  3. Step 3: Cross multiply
    275,150.32x = 379,726.92 × 152,682.76
  4. Step 4: Simplify right side
    275,150.32x = 57,977,754,191.90
  5. Step 5: Solve for x
    x = 57,977,754,191.90/275,150.32
  6. Step 6: Final answer
    x = 210,713.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.