Home / 261,909.06-361,437.03-148,732.62

Finding the Fourth Proportional to 261,909.06, 361,437.03 and 148,732.62

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Solution

The fourth proportional to 261,909.06, 361,437.03 and 148,732.62 is: 205,252.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,909.06 : 361,437.03 = 148,732.62 : x
  2. Step 2: Convert to fraction form
    261,909.06/361,437.03 = 148,732.62/x
  3. Step 3: Cross multiply
    261,909.06x = 361,437.03 × 148,732.62
  4. Step 4: Simplify right side
    261,909.06x = 53,757,476,436.92
  5. Step 5: Solve for x
    x = 53,757,476,436.92/261,909.06
  6. Step 6: Final answer
    x = 205,252.45

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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.