Home / 255,532.40-352,650.15-140,810.85

Finding the Fourth Proportional to 255,532.40, 352,650.15 and 140,810.85

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Solution

The fourth proportional to 255,532.40, 352,650.15 and 140,810.85 is: 194,327.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,532.40 : 352,650.15 = 140,810.85 : x
  2. Step 2: Convert to fraction form
    255,532.40/352,650.15 = 140,810.85/x
  3. Step 3: Cross multiply
    255,532.40x = 352,650.15 × 140,810.85
  4. Step 4: Simplify right side
    255,532.40x = 49,656,967,374.13
  5. Step 5: Solve for x
    x = 49,656,967,374.13/255,532.40
  6. Step 6: Final answer
    x = 194,327.48

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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.