Home / 174,956.20-262,434.30-121,301.80

Finding the Fourth Proportional to 174,956.20, 262,434.30 and 121,301.80

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Solution

The fourth proportional to 174,956.20, 262,434.30 and 121,301.80 is: 181,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,956.20 : 262,434.30 = 121,301.80 : x
  2. Step 2: Convert to fraction form
    174,956.20/262,434.30 = 121,301.80/x
  3. Step 3: Cross multiply
    174,956.20x = 262,434.30 × 121,301.80
  4. Step 4: Simplify right side
    174,956.20x = 31,833,752,971.74
  5. Step 5: Solve for x
    x = 31,833,752,971.74/174,956.20
  6. Step 6: Final answer
    x = 181,952.70

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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.