Home / 97,136.30-134,058.75-61,324.46

Finding the Fourth Proportional to 97,136.30, 134,058.75 and 61,324.46

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Solution

The fourth proportional to 97,136.30, 134,058.75 and 61,324.46 is: 84,634.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,136.30 : 134,058.75 = 61,324.46 : x
  2. Step 2: Convert to fraction form
    97,136.30/134,058.75 = 61,324.46/x
  3. Step 3: Cross multiply
    97,136.30x = 134,058.75 × 61,324.46
  4. Step 4: Simplify right side
    97,136.30x = 8,221,080,452.03
  5. Step 5: Solve for x
    x = 8,221,080,452.03/97,136.30
  6. Step 6: Final answer
    x = 84,634.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.