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Finding the Fourth Proportional to 231,034.40, 346,600.20 and 97,846.10

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Solution

The fourth proportional to 231,034.40, 346,600.20 and 97,846.10 is: 146,789.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,034.40 : 346,600.20 = 97,846.10 : x
  2. Step 2: Convert to fraction form
    231,034.40/346,600.20 = 97,846.10/x
  3. Step 3: Cross multiply
    231,034.40x = 346,600.20 × 97,846.10
  4. Step 4: Simplify right side
    231,034.40x = 33,913,477,829.22
  5. Step 5: Solve for x
    x = 33,913,477,829.22/231,034.40
  6. Step 6: Final answer
    x = 146,789.73

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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.