Home / 179,765.46-269,227.98-142,072.52

Finding the Fourth Proportional to 179,765.46, 269,227.98 and 142,072.52

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Solution

The fourth proportional to 179,765.46, 269,227.98 and 142,072.52 is: 212,776.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,765.46 : 269,227.98 = 142,072.52 : x
  2. Step 2: Convert to fraction form
    179,765.46/269,227.98 = 142,072.52/x
  3. Step 3: Cross multiply
    179,765.46x = 269,227.98 × 142,072.52
  4. Step 4: Simplify right side
    179,765.46x = 38,249,896,226.97
  5. Step 5: Solve for x
    x = 38,249,896,226.97/179,765.46
  6. Step 6: Final answer
    x = 212,776.67

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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.