Home / 179,266.10-268,510.35-148,162.10

Finding the Fourth Proportional to 179,266.10, 268,510.35 and 148,162.10

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Solution

The fourth proportional to 179,266.10, 268,510.35 and 148,162.10 is: 221,921.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,266.10 : 268,510.35 = 148,162.10 : x
  2. Step 2: Convert to fraction form
    179,266.10/268,510.35 = 148,162.10/x
  3. Step 3: Cross multiply
    179,266.10x = 268,510.35 × 148,162.10
  4. Step 4: Simplify right side
    179,266.10x = 39,783,057,327.74
  5. Step 5: Solve for x
    x = 39,783,057,327.74/179,266.10
  6. Step 6: Final answer
    x = 221,921.81

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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.