Home / 61,330.12-84,642.62-34,108.97

Finding the Fourth Proportional to 61,330.12, 84,642.62 and 34,108.97

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Solution

The fourth proportional to 61,330.12, 84,642.62 and 34,108.97 is: 47,074.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,330.12 : 84,642.62 = 34,108.97 : x
  2. Step 2: Convert to fraction form
    61,330.12/84,642.62 = 34,108.97/x
  3. Step 3: Cross multiply
    61,330.12x = 84,642.62 × 34,108.97
  4. Step 4: Simplify right side
    61,330.12x = 2,887,071,992.54
  5. Step 5: Solve for x
    x = 2,887,071,992.54/61,330.12
  6. Step 6: Final answer
    x = 47,074.29

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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.