Home / 66,272.24-91,458.22-37,983.40

Finding the Fourth Proportional to 66,272.24, 91,458.22 and 37,983.40

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Solution

The fourth proportional to 66,272.24, 91,458.22 and 37,983.40 is: 52,418.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,272.24 : 91,458.22 = 37,983.40 : x
  2. Step 2: Convert to fraction form
    66,272.24/91,458.22 = 37,983.40/x
  3. Step 3: Cross multiply
    66,272.24x = 91,458.22 × 37,983.40
  4. Step 4: Simplify right side
    66,272.24x = 3,473,894,153.55
  5. Step 5: Solve for x
    x = 3,473,894,153.55/66,272.24
  6. Step 6: Final answer
    x = 52,418.54

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1.5x scale

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.