Home / 125,277.12-187,942.08-46,392

Finding the Fourth Proportional to 125,277.12, 187,942.08 and 46,392

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Solution

The fourth proportional to 125,277.12, 187,942.08 and 46,392 is: 69,597.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,277.12 : 187,942.08 = 46,392 : x
  2. Step 2: Convert to fraction form
    125,277.12/187,942.08 = 46,392/x
  3. Step 3: Cross multiply
    125,277.12x = 187,942.08 × 46,392
  4. Step 4: Simplify right side
    125,277.12x = 8,719,008,975.36
  5. Step 5: Solve for x
    x = 8,719,008,975.36/125,277.12
  6. Step 6: Final answer
    x = 69,597.78

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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.