Home / 77,208.93-115,832.25-24,618.42

Finding the Fourth Proportional to 77,208.93, 115,832.25 and 24,618.42

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Solution

The fourth proportional to 77,208.93, 115,832.25 and 24,618.42 is: 36,933.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,208.93 : 115,832.25 = 24,618.42 : x
  2. Step 2: Convert to fraction form
    77,208.93/115,832.25 = 24,618.42/x
  3. Step 3: Cross multiply
    77,208.93x = 115,832.25 × 24,618.42
  4. Step 4: Simplify right side
    77,208.93x = 2,851,606,980.05
  5. Step 5: Solve for x
    x = 2,851,606,980.05/77,208.93
  6. Step 6: Final answer
    x = 36,933.64

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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.