Home / 250,821.12-346,128.60-141,924.48

Finding the Fourth Proportional to 250,821.12, 346,128.60 and 141,924.48

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Solution

The fourth proportional to 250,821.12, 346,128.60 and 141,924.48 is: 195,853.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,821.12 : 346,128.60 = 141,924.48 : x
  2. Step 2: Convert to fraction form
    250,821.12/346,128.60 = 141,924.48/x
  3. Step 3: Cross multiply
    250,821.12x = 346,128.60 × 141,924.48
  4. Step 4: Simplify right side
    250,821.12x = 49,124,121,568.13
  5. Step 5: Solve for x
    x = 49,124,121,568.13/250,821.12
  6. Step 6: Final answer
    x = 195,853.21

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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.