Home / 170,826.86-256,264.79-52,508.13

Finding the Fourth Proportional to 170,826.86, 256,264.79 and 52,508.13

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Solution

The fourth proportional to 170,826.86, 256,264.79 and 52,508.13 is: 78,769.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,826.86 : 256,264.79 = 52,508.13 : x
  2. Step 2: Convert to fraction form
    170,826.86/256,264.79 = 52,508.13/x
  3. Step 3: Cross multiply
    170,826.86x = 256,264.79 × 52,508.13
  4. Step 4: Simplify right side
    170,826.86x = 13,455,984,645.20
  5. Step 5: Solve for x
    x = 13,455,984,645.20/170,826.86
  6. Step 6: Final answer
    x = 78,769.73

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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.