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Finding the Fourth Proportional to 238,697.10, 358,206.66 and 98,452.62

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Solution

The fourth proportional to 238,697.10, 358,206.66 and 98,452.62 is: 147,745.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,697.10 : 358,206.66 = 98,452.62 : x
  2. Step 2: Convert to fraction form
    238,697.10/358,206.66 = 98,452.62/x
  3. Step 3: Cross multiply
    238,697.10x = 358,206.66 × 98,452.62
  4. Step 4: Simplify right side
    238,697.10x = 35,266,384,178.45
  5. Step 5: Solve for x
    x = 35,266,384,178.45/238,697.10
  6. Step 6: Final answer
    x = 147,745.34

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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.