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Finding the Fourth Proportional to 57,467.69, 86,197.95 and 27,503.20

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Solution

The fourth proportional to 57,467.69, 86,197.95 and 27,503.20 is: 41,253.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,467.69 : 86,197.95 = 27,503.20 : x
  2. Step 2: Convert to fraction form
    57,467.69/86,197.95 = 27,503.20/x
  3. Step 3: Cross multiply
    57,467.69x = 86,197.95 × 27,503.20
  4. Step 4: Simplify right side
    57,467.69x = 2,370,719,242.95
  5. Step 5: Solve for x
    x = 2,370,719,242.95/57,467.69
  6. Step 6: Final answer
    x = 41,253.08

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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.