Home / 269,555.61-371,985.69-148,704.42

Finding the Fourth Proportional to 269,555.61, 371,985.69 and 148,704.42

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Solution

The fourth proportional to 269,555.61, 371,985.69 and 148,704.42 is: 205,211.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,555.61 : 371,985.69 = 148,704.42 : x
  2. Step 2: Convert to fraction form
    269,555.61/371,985.69 = 148,704.42/x
  3. Step 3: Cross multiply
    269,555.61x = 371,985.69 × 148,704.42
  4. Step 4: Simplify right side
    269,555.61x = 55,315,916,279.75
  5. Step 5: Solve for x
    x = 55,315,916,279.75/269,555.61
  6. Step 6: Final answer
    x = 205,211.52

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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.