Home / 185,699.80-278,359.02-73,334.48

Finding the Fourth Proportional to 185,699.80, 278,359.02 and 73,334.48

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Solution

The fourth proportional to 185,699.80, 278,359.02 and 73,334.48 is: 109,926.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,699.80 : 278,359.02 = 73,334.48 : x
  2. Step 2: Convert to fraction form
    185,699.80/278,359.02 = 73,334.48/x
  3. Step 3: Cross multiply
    185,699.80x = 278,359.02 × 73,334.48
  4. Step 4: Simplify right side
    185,699.80x = 20,413,313,985.01
  5. Step 5: Solve for x
    x = 20,413,313,985.01/185,699.80
  6. Step 6: Final answer
    x = 109,926.42

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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.