Home / 231,213.72-346,881.06-98,099.40

Finding the Fourth Proportional to 231,213.72, 346,881.06 and 98,099.40

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Solution

The fourth proportional to 231,213.72, 346,881.06 and 98,099.40 is: 147,174.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,213.72 : 346,881.06 = 98,099.40 : x
  2. Step 2: Convert to fraction form
    231,213.72/346,881.06 = 98,099.40/x
  3. Step 3: Cross multiply
    231,213.72x = 346,881.06 × 98,099.40
  4. Step 4: Simplify right side
    231,213.72x = 34,028,823,857.36
  5. Step 5: Solve for x
    x = 34,028,823,857.36/231,213.72
  6. Step 6: Final answer
    x = 147,174.76

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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.