Home / 121,567.93-182,433.36-42,682.39

Finding the Fourth Proportional to 121,567.93, 182,433.36 and 42,682.39

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Solution

The fourth proportional to 121,567.93, 182,433.36 and 42,682.39 is: 64,052.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,567.93 : 182,433.36 = 42,682.39 : x
  2. Step 2: Convert to fraction form
    121,567.93/182,433.36 = 42,682.39/x
  3. Step 3: Cross multiply
    121,567.93x = 182,433.36 × 42,682.39
  4. Step 4: Simplify right side
    121,567.93x = 7,786,691,820.53
  5. Step 5: Solve for x
    x = 7,786,691,820.53/121,567.93
  6. Step 6: Final answer
    x = 64,052.19

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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.