Home / 66,041.82-91,115.52-37,727.46

Finding the Fourth Proportional to 66,041.82, 91,115.52 and 37,727.46

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Solution

The fourth proportional to 66,041.82, 91,115.52 and 37,727.46 is: 52,051.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,041.82 : 91,115.52 = 37,727.46 : x
  2. Step 2: Convert to fraction form
    66,041.82/91,115.52 = 37,727.46/x
  3. Step 3: Cross multiply
    66,041.82x = 91,115.52 × 37,727.46
  4. Step 4: Simplify right side
    66,041.82x = 3,437,557,136.18
  5. Step 5: Solve for x
    x = 3,437,557,136.18/66,041.82
  6. Step 6: Final answer
    x = 52,051.22

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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.