Home / 65,943.22-91,033.08-37,643.44

Finding the Fourth Proportional to 65,943.22, 91,033.08 and 37,643.44

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Solution

The fourth proportional to 65,943.22, 91,033.08 and 37,643.44 is: 51,965.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,943.22 : 91,033.08 = 37,643.44 : x
  2. Step 2: Convert to fraction form
    65,943.22/91,033.08 = 37,643.44/x
  3. Step 3: Cross multiply
    65,943.22x = 91,033.08 × 37,643.44
  4. Step 4: Simplify right side
    65,943.22x = 3,426,798,285.00
  5. Step 5: Solve for x
    x = 3,426,798,285.00/65,943.22
  6. Step 6: Final answer
    x = 51,965.89

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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.