Home / 65,941.43-90,999.05-35,727.53

Finding the Fourth Proportional to 65,941.43, 90,999.05 and 35,727.53

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Solution

The fourth proportional to 65,941.43, 90,999.05 and 35,727.53 is: 49,303.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,941.43 : 90,999.05 = 35,727.53 : x
  2. Step 2: Convert to fraction form
    65,941.43/90,999.05 = 35,727.53/x
  3. Step 3: Cross multiply
    65,941.43x = 90,999.05 × 35,727.53
  4. Step 4: Simplify right side
    65,941.43x = 3,251,170,655.21
  5. Step 5: Solve for x
    x = 3,251,170,655.21/65,941.43
  6. Step 6: Final answer
    x = 49,303.92

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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.