Home / 269,811.36-372,281.88-156,573.36

Finding the Fourth Proportional to 269,811.36, 372,281.88 and 156,573.36

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Solution

The fourth proportional to 269,811.36, 372,281.88 and 156,573.36 is: 216,037.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,811.36 : 372,281.88 = 156,573.36 : x
  2. Step 2: Convert to fraction form
    269,811.36/372,281.88 = 156,573.36/x
  3. Step 3: Cross multiply
    269,811.36x = 372,281.88 × 156,573.36
  4. Step 4: Simplify right side
    269,811.36x = 58,289,424,818.72
  5. Step 5: Solve for x
    x = 58,289,424,818.72/269,811.36
  6. Step 6: Final answer
    x = 216,037.70

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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.