Home / 185,582.97-278,372.02-45,342.81

Finding the Fourth Proportional to 185,582.97, 278,372.02 and 45,342.81

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Solution

The fourth proportional to 185,582.97, 278,372.02 and 45,342.81 is: 68,013.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,582.97 : 278,372.02 = 45,342.81 : x
  2. Step 2: Convert to fraction form
    185,582.97/278,372.02 = 45,342.81/x
  3. Step 3: Cross multiply
    185,582.97x = 278,372.02 × 45,342.81
  4. Step 4: Simplify right side
    185,582.97x = 12,622,169,612.18
  5. Step 5: Solve for x
    x = 12,622,169,612.18/185,582.97
  6. Step 6: Final answer
    x = 68,013.62

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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.