Home / 43,161.11-64,655.51-34,291.43

Finding the Fourth Proportional to 43,161.11, 64,655.51 and 34,291.43

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Solution

The fourth proportional to 43,161.11, 64,655.51 and 34,291.43 is: 51,368.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,161.11 : 64,655.51 = 34,291.43 : x
  2. Step 2: Convert to fraction form
    43,161.11/64,655.51 = 34,291.43/x
  3. Step 3: Cross multiply
    43,161.11x = 64,655.51 × 34,291.43
  4. Step 4: Simplify right side
    43,161.11x = 2,217,129,400.54
  5. Step 5: Solve for x
    x = 2,217,129,400.54/43,161.11
  6. Step 6: Final answer
    x = 51,368.69

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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.