Home / 65,944.11-91,002.75-35,730.20

Finding the Fourth Proportional to 65,944.11, 91,002.75 and 35,730.20

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Solution

The fourth proportional to 65,944.11, 91,002.75 and 35,730.20 is: 49,307.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,944.11 : 91,002.75 = 35,730.20 : x
  2. Step 2: Convert to fraction form
    65,944.11/91,002.75 = 35,730.20/x
  3. Step 3: Cross multiply
    65,944.11x = 91,002.75 × 35,730.20
  4. Step 4: Simplify right side
    65,944.11x = 3,251,546,458.05
  5. Step 5: Solve for x
    x = 3,251,546,458.05/65,944.11
  6. Step 6: Final answer
    x = 49,307.61

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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.