Home / 220,339.29-304,067.43-124,864.23

Finding the Fourth Proportional to 220,339.29, 304,067.43 and 124,864.23

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Solution

The fourth proportional to 220,339.29, 304,067.43 and 124,864.23 is: 172,312.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,339.29 : 304,067.43 = 124,864.23 : x
  2. Step 2: Convert to fraction form
    220,339.29/304,067.43 = 124,864.23/x
  3. Step 3: Cross multiply
    220,339.29x = 304,067.43 × 124,864.23
  4. Step 4: Simplify right side
    220,339.29x = 37,967,145,515.03
  5. Step 5: Solve for x
    x = 37,967,145,515.03/220,339.29
  6. Step 6: Final answer
    x = 172,312.19

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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.