Home / 61,977.23-85,525.31-35,120.06

Finding the Fourth Proportional to 61,977.23, 85,525.31 and 35,120.06

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Solution

The fourth proportional to 61,977.23, 85,525.31 and 35,120.06 is: 48,463.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,977.23 : 85,525.31 = 35,120.06 : x
  2. Step 2: Convert to fraction form
    61,977.23/85,525.31 = 35,120.06/x
  3. Step 3: Cross multiply
    61,977.23x = 85,525.31 × 35,120.06
  4. Step 4: Simplify right side
    61,977.23x = 3,003,653,843.12
  5. Step 5: Solve for x
    x = 3,003,653,843.12/61,977.23
  6. Step 6: Final answer
    x = 48,463.83

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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.