Home / 119,965.86-179,970.66-60,025.68

Finding the Fourth Proportional to 119,965.86, 179,970.66 and 60,025.68

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Solution

The fourth proportional to 119,965.86, 179,970.66 and 60,025.68 is: 90,049.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,965.86 : 179,970.66 = 60,025.68 : x
  2. Step 2: Convert to fraction form
    119,965.86/179,970.66 = 60,025.68/x
  3. Step 3: Cross multiply
    119,965.86x = 179,970.66 × 60,025.68
  4. Step 4: Simplify right side
    119,965.86x = 10,802,861,246.55
  5. Step 5: Solve for x
    x = 10,802,861,246.55/119,965.86
  6. Step 6: Final answer
    x = 90,049.46

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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.