Home / 220,582.59-304,403.94-125,089.29

Finding the Fourth Proportional to 220,582.59, 304,403.94 and 125,089.29

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Solution

The fourth proportional to 220,582.59, 304,403.94 and 125,089.29 is: 172,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,582.59 : 304,403.94 = 125,089.29 : x
  2. Step 2: Convert to fraction form
    220,582.59/304,403.94 = 125,089.29/x
  3. Step 3: Cross multiply
    220,582.59x = 304,403.94 × 125,089.29
  4. Step 4: Simplify right side
    220,582.59x = 38,077,672,727.80
  5. Step 5: Solve for x
    x = 38,077,672,727.80/220,582.59
  6. Step 6: Final answer
    x = 172,623.20

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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.