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Finding the Fourth Proportional to 96,645.60, 144,968.40 and 26,524.80

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Solution

The fourth proportional to 96,645.60, 144,968.40 and 26,524.80 is: 39,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,645.60 : 144,968.40 = 26,524.80 : x
  2. Step 2: Convert to fraction form
    96,645.60/144,968.40 = 26,524.80/x
  3. Step 3: Cross multiply
    96,645.60x = 144,968.40 × 26,524.80
  4. Step 4: Simplify right side
    96,645.60x = 3,845,257,816.32
  5. Step 5: Solve for x
    x = 3,845,257,816.32/96,645.60
  6. Step 6: Final answer
    x = 39,787.20

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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.