Home / 232,128.51-318,251.15-227,929.47

Finding the Fourth Proportional to 232,128.51, 318,251.15 and 227,929.47

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Solution

The fourth proportional to 232,128.51, 318,251.15 and 227,929.47 is: 312,494.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,128.51 : 318,251.15 = 227,929.47 : x
  2. Step 2: Convert to fraction form
    232,128.51/318,251.15 = 227,929.47/x
  3. Step 3: Cross multiply
    232,128.51x = 318,251.15 × 227,929.47
  4. Step 4: Simplify right side
    232,128.51x = 72,538,815,946.39
  5. Step 5: Solve for x
    x = 72,538,815,946.39/232,128.51
  6. Step 6: Final answer
    x = 312,494.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.