Home / 65,940.93-90,998.35-35,727.02

Finding the Fourth Proportional to 65,940.93, 90,998.35 and 35,727.02

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Solution

The fourth proportional to 65,940.93, 90,998.35 and 35,727.02 is: 49,303.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,940.93 : 90,998.35 = 35,727.02 : x
  2. Step 2: Convert to fraction form
    65,940.93/90,998.35 = 35,727.02/x
  3. Step 3: Cross multiply
    65,940.93x = 90,998.35 × 35,727.02
  4. Step 4: Simplify right side
    65,940.93x = 3,251,099,870.42
  5. Step 5: Solve for x
    x = 3,251,099,870.42/65,940.93
  6. Step 6: Final answer
    x = 49,303.22

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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.