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Finding the Fourth Proportional to 57,241.98, 85,883.40 and 34,798.32

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Solution

The fourth proportional to 57,241.98, 85,883.40 and 34,798.32 is: 52,209.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,241.98 : 85,883.40 = 34,798.32 : x
  2. Step 2: Convert to fraction form
    57,241.98/85,883.40 = 34,798.32/x
  3. Step 3: Cross multiply
    57,241.98x = 85,883.40 × 34,798.32
  4. Step 4: Simplify right side
    57,241.98x = 2,988,598,035.89
  5. Step 5: Solve for x
    x = 2,988,598,035.89/57,241.98
  6. Step 6: Final answer
    x = 52,209.90

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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.