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Finding the Fourth Proportional to 88,853.56, 122,538.54 and 73,722.26

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Solution

The fourth proportional to 88,853.56, 122,538.54 and 73,722.26 is: 101,670.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,853.56 : 122,538.54 = 73,722.26 : x
  2. Step 2: Convert to fraction form
    88,853.56/122,538.54 = 73,722.26/x
  3. Step 3: Cross multiply
    88,853.56x = 122,538.54 × 73,722.26
  4. Step 4: Simplify right side
    88,853.56x = 9,033,818,105.90
  5. Step 5: Solve for x
    x = 9,033,818,105.90/88,853.56
  6. Step 6: Final answer
    x = 101,670.86

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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.