Home / 61,811.27-85,301.60-34,958.15

Finding the Fourth Proportional to 61,811.27, 85,301.60 and 34,958.15

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Solution

The fourth proportional to 61,811.27, 85,301.60 and 34,958.15 is: 48,243.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,811.27 : 85,301.60 = 34,958.15 : x
  2. Step 2: Convert to fraction form
    61,811.27/85,301.60 = 34,958.15/x
  3. Step 3: Cross multiply
    61,811.27x = 85,301.60 × 34,958.15
  4. Step 4: Simplify right side
    61,811.27x = 2,981,985,526.74
  5. Step 5: Solve for x
    x = 2,981,985,526.74/61,811.27
  6. Step 6: Final answer
    x = 48,243.40

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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.