Home / 178,691.10-268,065.81-60,369.54

Finding the Fourth Proportional to 178,691.10, 268,065.81 and 60,369.54

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Solution

The fourth proportional to 178,691.10, 268,065.81 and 60,369.54 is: 90,564.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,691.10 : 268,065.81 = 60,369.54 : x
  2. Step 2: Convert to fraction form
    178,691.10/268,065.81 = 60,369.54/x
  3. Step 3: Cross multiply
    178,691.10x = 268,065.81 × 60,369.54
  4. Step 4: Simplify right side
    178,691.10x = 16,183,009,639.43
  5. Step 5: Solve for x
    x = 16,183,009,639.43/178,691.10
  6. Step 6: Final answer
    x = 90,564.16

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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.