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Finding the Fourth Proportional to 56,962.64, 85,443.93 and 25,364.54

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Solution

The fourth proportional to 56,962.64, 85,443.93 and 25,364.54 is: 38,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,962.64 : 85,443.93 = 25,364.54 : x
  2. Step 2: Convert to fraction form
    56,962.64/85,443.93 = 25,364.54/x
  3. Step 3: Cross multiply
    56,962.64x = 85,443.93 × 25,364.54
  4. Step 4: Simplify right side
    56,962.64x = 2,167,246,193.85
  5. Step 5: Solve for x
    x = 2,167,246,193.85/56,962.64
  6. Step 6: Final answer
    x = 38,046.80

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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.