Home / 231,101.72-346,431.12-97,798.56

Finding the Fourth Proportional to 231,101.72, 346,431.12 and 97,798.56

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Solution

The fourth proportional to 231,101.72, 346,431.12 and 97,798.56 is: 146,604.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,101.72 : 346,431.12 = 97,798.56 : x
  2. Step 2: Convert to fraction form
    231,101.72/346,431.12 = 97,798.56/x
  3. Step 3: Cross multiply
    231,101.72x = 346,431.12 × 97,798.56
  4. Step 4: Simplify right side
    231,101.72x = 33,880,464,675.19
  5. Step 5: Solve for x
    x = 33,880,464,675.19/231,101.72
  6. Step 6: Final answer
    x = 146,604.12

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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.