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Finding the Fourth Proportional to 97,393.62, 134,409.48 and 54,951.24

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Solution

The fourth proportional to 97,393.62, 134,409.48 and 54,951.24 is: 75,836.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,393.62 : 134,409.48 = 54,951.24 : x
  2. Step 2: Convert to fraction form
    97,393.62/134,409.48 = 54,951.24/x
  3. Step 3: Cross multiply
    97,393.62x = 134,409.48 × 54,951.24
  4. Step 4: Simplify right side
    97,393.62x = 7,385,967,593.76
  5. Step 5: Solve for x
    x = 7,385,967,593.76/97,393.62
  6. Step 6: Final answer
    x = 75,836.26

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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.