Home / 178,695.37-268,049.49-89,900.56

Finding the Fourth Proportional to 178,695.37, 268,049.49 and 89,900.56

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Solution

The fourth proportional to 178,695.37, 268,049.49 and 89,900.56 is: 134,854.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,695.37 : 268,049.49 = 89,900.56 : x
  2. Step 2: Convert to fraction form
    178,695.37/268,049.49 = 89,900.56/x
  3. Step 3: Cross multiply
    178,695.37x = 268,049.49 × 89,900.56
  4. Step 4: Simplify right side
    178,695.37x = 24,097,799,258.71
  5. Step 5: Solve for x
    x = 24,097,799,258.71/178,695.37
  6. Step 6: Final answer
    x = 134,854.08

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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.