Home / 97,317.27-134,319.33-63,266.49

Finding the Fourth Proportional to 97,317.27, 134,319.33 and 63,266.49

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Solution

The fourth proportional to 97,317.27, 134,319.33 and 63,266.49 is: 87,321.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,317.27 : 134,319.33 = 63,266.49 : x
  2. Step 2: Convert to fraction form
    97,317.27/134,319.33 = 63,266.49/x
  3. Step 3: Cross multiply
    97,317.27x = 134,319.33 × 63,266.49
  4. Step 4: Simplify right side
    97,317.27x = 8,497,912,548.25
  5. Step 5: Solve for x
    x = 8,497,912,548.25/97,317.27
  6. Step 6: Final answer
    x = 87,321.73

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1.5x scale

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.