Home / 170,669.75-255,995.03-52,340.76

Finding the Fourth Proportional to 170,669.75, 255,995.03 and 52,340.76

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Solution

The fourth proportional to 170,669.75, 255,995.03 and 52,340.76 is: 78,508.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,669.75 : 255,995.03 = 52,340.76 : x
  2. Step 2: Convert to fraction form
    170,669.75/255,995.03 = 52,340.76/x
  3. Step 3: Cross multiply
    170,669.75x = 255,995.03 × 52,340.76
  4. Step 4: Simplify right side
    170,669.75x = 13,398,974,426.42
  5. Step 5: Solve for x
    x = 13,398,974,426.42/170,669.75
  6. Step 6: Final answer
    x = 78,508.20

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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.