Home / 53,536.11-80,250.69-35,781.72

Finding the Fourth Proportional to 53,536.11, 80,250.69 and 35,781.72

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Solution

The fourth proportional to 53,536.11, 80,250.69 and 35,781.72 is: 53,636.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,536.11 : 80,250.69 = 35,781.72 : x
  2. Step 2: Convert to fraction form
    53,536.11/80,250.69 = 35,781.72/x
  3. Step 3: Cross multiply
    53,536.11x = 80,250.69 × 35,781.72
  4. Step 4: Simplify right side
    53,536.11x = 2,871,507,719.39
  5. Step 5: Solve for x
    x = 2,871,507,719.39/53,536.11
  6. Step 6: Final answer
    x = 53,636.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.