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Finding the Fourth Proportional to 106,233.60, 159,350.40 and 61,910.40

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Solution

The fourth proportional to 106,233.60, 159,350.40 and 61,910.40 is: 92,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,233.60 : 159,350.40 = 61,910.40 : x
  2. Step 2: Convert to fraction form
    106,233.60/159,350.40 = 61,910.40/x
  3. Step 3: Cross multiply
    106,233.60x = 159,350.40 × 61,910.40
  4. Step 4: Simplify right side
    106,233.60x = 9,865,447,004.16
  5. Step 5: Solve for x
    x = 9,865,447,004.16/106,233.60
  6. Step 6: Final answer
    x = 92,865.60

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1.5x scale

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.