Home / 261,966.15-393,003.90-149,554.35

Finding the Fourth Proportional to 261,966.15, 393,003.90 and 149,554.35

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Solution

The fourth proportional to 261,966.15, 393,003.90 and 149,554.35 is: 224,362.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,966.15 : 393,003.90 = 149,554.35 : x
  2. Step 2: Convert to fraction form
    261,966.15/393,003.90 = 149,554.35/x
  3. Step 3: Cross multiply
    261,966.15x = 393,003.90 × 149,554.35
  4. Step 4: Simplify right side
    261,966.15x = 58,775,442,811.97
  5. Step 5: Solve for x
    x = 58,775,442,811.97/261,966.15
  6. Step 6: Final answer
    x = 224,362.74

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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.