Home / 255,565.06-352,682.20-140,847.90

Finding the Fourth Proportional to 255,565.06, 352,682.20 and 140,847.90

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Solution

The fourth proportional to 255,565.06, 352,682.20 and 140,847.90 is: 194,371.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,565.06 : 352,682.20 = 140,847.90 : x
  2. Step 2: Convert to fraction form
    255,565.06/352,682.20 = 140,847.90/x
  3. Step 3: Cross multiply
    255,565.06x = 352,682.20 × 140,847.90
  4. Step 4: Simplify right side
    255,565.06x = 49,674,547,237.38
  5. Step 5: Solve for x
    x = 49,674,547,237.38/255,565.06
  6. Step 6: Final answer
    x = 194,371.43

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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.