Home / 61,020.62-84,208.48-34,163.18

Finding the Fourth Proportional to 61,020.62, 84,208.48 and 34,163.18

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Solution

The fourth proportional to 61,020.62, 84,208.48 and 34,163.18 is: 47,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,020.62 : 84,208.48 = 34,163.18 : x
  2. Step 2: Convert to fraction form
    61,020.62/84,208.48 = 34,163.18/x
  3. Step 3: Cross multiply
    61,020.62x = 84,208.48 × 34,163.18
  4. Step 4: Simplify right side
    61,020.62x = 2,876,829,459.77
  5. Step 5: Solve for x
    x = 2,876,829,459.77/61,020.62
  6. Step 6: Final answer
    x = 47,145.20

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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.