Home / 269,050.12-403,575.18-126,862.30

Finding the Fourth Proportional to 269,050.12, 403,575.18 and 126,862.30

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Solution

The fourth proportional to 269,050.12, 403,575.18 and 126,862.30 is: 190,293.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,050.12 : 403,575.18 = 126,862.30 : x
  2. Step 2: Convert to fraction form
    269,050.12/403,575.18 = 126,862.30/x
  3. Step 3: Cross multiply
    269,050.12x = 403,575.18 × 126,862.30
  4. Step 4: Simplify right side
    269,050.12x = 51,198,475,557.71
  5. Step 5: Solve for x
    x = 51,198,475,557.71/269,050.12
  6. Step 6: Final answer
    x = 190,293.45

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1.5x scale

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.