Home / 61,830.20-85,327.22-34,971.42

Finding the Fourth Proportional to 61,830.20, 85,327.22 and 34,971.42

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Solution

The fourth proportional to 61,830.20, 85,327.22 and 34,971.42 is: 48,261.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,830.20 : 85,327.22 = 34,971.42 : x
  2. Step 2: Convert to fraction form
    61,830.20/85,327.22 = 34,971.42/x
  3. Step 3: Cross multiply
    61,830.20x = 85,327.22 × 34,971.42
  4. Step 4: Simplify right side
    61,830.20x = 2,984,014,048.05
  5. Step 5: Solve for x
    x = 2,984,014,048.05/61,830.20
  6. Step 6: Final answer
    x = 48,261.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.