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Finding the Fourth Proportional to 52,536.60, 78,739.02 and 26,248.86

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Solution

The fourth proportional to 52,536.60, 78,739.02 and 26,248.86 is: 39,340.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,536.60 : 78,739.02 = 26,248.86 : x
  2. Step 2: Convert to fraction form
    52,536.60/78,739.02 = 26,248.86/x
  3. Step 3: Cross multiply
    52,536.60x = 78,739.02 × 26,248.86
  4. Step 4: Simplify right side
    52,536.60x = 2,066,809,512.52
  5. Step 5: Solve for x
    x = 2,066,809,512.52/52,536.60
  6. Step 6: Final answer
    x = 39,340.37

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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.