Home / 60,961.21-84,129.71-34,102.08

Finding the Fourth Proportional to 60,961.21, 84,129.71 and 34,102.08

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Solution

The fourth proportional to 60,961.21, 84,129.71 and 34,102.08 is: 47,062.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,961.21 : 84,129.71 = 34,102.08 : x
  2. Step 2: Convert to fraction form
    60,961.21/84,129.71 = 34,102.08/x
  3. Step 3: Cross multiply
    60,961.21x = 84,129.71 × 34,102.08
  4. Step 4: Simplify right side
    60,961.21x = 2,868,997,930.29
  5. Step 5: Solve for x
    x = 2,868,997,930.29/60,961.21
  6. Step 6: Final answer
    x = 47,062.68

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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.