Home / 119,862.72-179,856.87-45,034.50

Finding the Fourth Proportional to 119,862.72, 179,856.87 and 45,034.50

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Solution

The fourth proportional to 119,862.72, 179,856.87 and 45,034.50 is: 67,575.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,862.72 : 179,856.87 = 45,034.50 : x
  2. Step 2: Convert to fraction form
    119,862.72/179,856.87 = 45,034.50/x
  3. Step 3: Cross multiply
    119,862.72x = 179,856.87 × 45,034.50
  4. Step 4: Simplify right side
    119,862.72x = 8,099,764,212.02
  5. Step 5: Solve for x
    x = 8,099,764,212.02/119,862.72
  6. Step 6: Final answer
    x = 67,575.34

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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.