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Finding the Fourth Proportional to 52,548.16, 78,847.04 and 26,255.04

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Solution

The fourth proportional to 52,548.16, 78,847.04 and 26,255.04 is: 39,394.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,548.16 : 78,847.04 = 26,255.04 : x
  2. Step 2: Convert to fraction form
    52,548.16/78,847.04 = 26,255.04/x
  3. Step 3: Cross multiply
    52,548.16x = 78,847.04 × 26,255.04
  4. Step 4: Simplify right side
    52,548.16x = 2,070,132,189.08
  5. Step 5: Solve for x
    x = 2,070,132,189.08/52,548.16
  6. Step 6: Final answer
    x = 39,394.95

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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.