Home / 185,346.24-255,778.74-100,462.56

Finding the Fourth Proportional to 185,346.24, 255,778.74 and 100,462.56

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Solution

The fourth proportional to 185,346.24, 255,778.74 and 100,462.56 is: 138,638.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,346.24 : 255,778.74 = 100,462.56 : x
  2. Step 2: Convert to fraction form
    185,346.24/255,778.74 = 100,462.56/x
  3. Step 3: Cross multiply
    185,346.24x = 255,778.74 × 100,462.56
  4. Step 4: Simplify right side
    185,346.24x = 25,696,187,013.97
  5. Step 5: Solve for x
    x = 25,696,187,013.97/185,346.24
  6. Step 6: Final answer
    x = 138,638.84

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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.