Home / 61,156.36-84,387.14-35,670.44

Finding the Fourth Proportional to 61,156.36, 84,387.14 and 35,670.44

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Solution

The fourth proportional to 61,156.36, 84,387.14 and 35,670.44 is: 49,220.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,156.36 : 84,387.14 = 35,670.44 : x
  2. Step 2: Convert to fraction form
    61,156.36/84,387.14 = 35,670.44/x
  3. Step 3: Cross multiply
    61,156.36x = 84,387.14 × 35,670.44
  4. Step 4: Simplify right side
    61,156.36x = 3,010,126,414.14
  5. Step 5: Solve for x
    x = 3,010,126,414.14/61,156.36
  6. Step 6: Final answer
    x = 49,220.17

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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.