Home / 265,904.45-366,939.05-158,472.53

Finding the Fourth Proportional to 265,904.45, 366,939.05 and 158,472.53

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Solution

The fourth proportional to 265,904.45, 366,939.05 and 158,472.53 is: 218,686.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,904.45 : 366,939.05 = 158,472.53 : x
  2. Step 2: Convert to fraction form
    265,904.45/366,939.05 = 158,472.53/x
  3. Step 3: Cross multiply
    265,904.45x = 366,939.05 × 158,472.53
  4. Step 4: Simplify right side
    265,904.45x = 58,149,760,922.83
  5. Step 5: Solve for x
    x = 58,149,760,922.83/265,904.45
  6. Step 6: Final answer
    x = 218,686.68

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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.