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Finding the Fourth Proportional to 178,174.38, 245,880.68 and 97,604.76

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Solution

The fourth proportional to 178,174.38, 245,880.68 and 97,604.76 is: 134,694.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,174.38 : 245,880.68 = 97,604.76 : x
  2. Step 2: Convert to fraction form
    178,174.38/245,880.68 = 97,604.76/x
  3. Step 3: Cross multiply
    178,174.38x = 245,880.68 × 97,604.76
  4. Step 4: Simplify right side
    178,174.38x = 23,999,125,926.10
  5. Step 5: Solve for x
    x = 23,999,125,926.10/178,174.38
  6. Step 6: Final answer
    x = 134,694.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.