Home / 97,651.78-146,238.80-88,185.49

Finding the Fourth Proportional to 97,651.78, 146,238.80 and 88,185.49

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Solution

The fourth proportional to 97,651.78, 146,238.80 and 88,185.49 is: 132,062.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,651.78 : 146,238.80 = 88,185.49 : x
  2. Step 2: Convert to fraction form
    97,651.78/146,238.80 = 88,185.49/x
  3. Step 3: Cross multiply
    97,651.78x = 146,238.80 × 88,185.49
  4. Step 4: Simplify right side
    97,651.78x = 12,896,139,428.49
  5. Step 5: Solve for x
    x = 12,896,139,428.49/97,651.78
  6. Step 6: Final answer
    x = 132,062.52

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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.