Home / 185,398.47-278,124.35-57,324.74

Finding the Fourth Proportional to 185,398.47, 278,124.35 and 57,324.74

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Solution

The fourth proportional to 185,398.47, 278,124.35 and 57,324.74 is: 85,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,398.47 : 278,124.35 = 57,324.74 : x
  2. Step 2: Convert to fraction form
    185,398.47/278,124.35 = 57,324.74/x
  3. Step 3: Cross multiply
    185,398.47x = 278,124.35 × 57,324.74
  4. Step 4: Simplify right side
    185,398.47x = 15,943,404,374.17
  5. Step 5: Solve for x
    x = 15,943,404,374.17/185,398.47
  6. Step 6: Final answer
    x = 85,995.34

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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.