Home / 105,901,761.01-146,102,405.38-61,239,480.43

Finding the Fourth Proportional to 105,901,761.01, 146,102,405.38 and 61,239,480.43

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Solution

The fourth proportional to 105,901,761.01, 146,102,405.38 and 61,239,480.43 is: 84,486,181.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,901,761.01 : 146,102,405.38 = 61,239,480.43 : x
  2. Step 2: Convert to fraction form
    105,901,761.01/146,102,405.38 = 61,239,480.43/x
  3. Step 3: Cross multiply
    105,901,761.01x = 146,102,405.38 × 61,239,480.43
  4. Step 4: Simplify right side
    105,901,761.01x = 8,947,235,395,044,436
  5. Step 5: Solve for x
    x = 8,947,235,395,044,436/105,901,761.01
  6. Step 6: Final answer
    x = 84,486,181.44

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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.