Home / 66,541.23-91,826.37-36,326.12

Finding the Fourth Proportional to 66,541.23, 91,826.37 and 36,326.12

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Solution

The fourth proportional to 66,541.23, 91,826.37 and 36,326.12 is: 50,129.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,541.23 : 91,826.37 = 36,326.12 : x
  2. Step 2: Convert to fraction form
    66,541.23/91,826.37 = 36,326.12/x
  3. Step 3: Cross multiply
    66,541.23x = 91,826.37 × 36,326.12
  4. Step 4: Simplify right side
    66,541.23x = 3,335,695,276.65
  5. Step 5: Solve for x
    x = 3,335,695,276.65/66,541.23
  6. Step 6: Final answer
    x = 50,129.75

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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.