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Finding the Fourth Proportional to 79,012.92, 118,494.68 and 26,410.10

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Solution

The fourth proportional to 79,012.92, 118,494.68 and 26,410.10 is: 39,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,012.92 : 118,494.68 = 26,410.10 : x
  2. Step 2: Convert to fraction form
    79,012.92/118,494.68 = 26,410.10/x
  3. Step 3: Cross multiply
    79,012.92x = 118,494.68 × 26,410.10
  4. Step 4: Simplify right side
    79,012.92x = 3,129,456,512.45
  5. Step 5: Solve for x
    x = 3,129,456,512.45/79,012.92
  6. Step 6: Final answer
    x = 39,606.90

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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.