Home / 61,186.21-84,438.26-34,330.66

Finding the Fourth Proportional to 61,186.21, 84,438.26 and 34,330.66

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Solution

The fourth proportional to 61,186.21, 84,438.26 and 34,330.66 is: 47,377.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,186.21 : 84,438.26 = 34,330.66 : x
  2. Step 2: Convert to fraction form
    61,186.21/84,438.26 = 34,330.66/x
  3. Step 3: Cross multiply
    61,186.21x = 84,438.26 × 34,330.66
  4. Step 4: Simplify right side
    61,186.21x = 2,898,821,195.05
  5. Step 5: Solve for x
    x = 2,898,821,195.05/61,186.21
  6. Step 6: Final answer
    x = 47,377.03

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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.