Home / 179,775.13-269,765.73-73,139.41

Finding the Fourth Proportional to 179,775.13, 269,765.73 and 73,139.41

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Solution

The fourth proportional to 179,775.13, 269,765.73 and 73,139.41 is: 109,751.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,775.13 : 269,765.73 = 73,139.41 : x
  2. Step 2: Convert to fraction form
    179,775.13/269,765.73 = 73,139.41/x
  3. Step 3: Cross multiply
    179,775.13x = 269,765.73 × 73,139.41
  4. Step 4: Simplify right side
    179,775.13x = 19,730,506,330.42
  5. Step 5: Solve for x
    x = 19,730,506,330.42/179,775.13
  6. Step 6: Final answer
    x = 109,751.03

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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.