Home / 251,447.49-377,351.37-91,523.07

Finding the Fourth Proportional to 251,447.49, 377,351.37 and 91,523.07

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Solution

The fourth proportional to 251,447.49, 377,351.37 and 91,523.07 is: 137,350.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,447.49 : 377,351.37 = 91,523.07 : x
  2. Step 2: Convert to fraction form
    251,447.49/377,351.37 = 91,523.07/x
  3. Step 3: Cross multiply
    251,447.49x = 377,351.37 × 91,523.07
  4. Step 4: Simplify right side
    251,447.49x = 34,536,355,851.11
  5. Step 5: Solve for x
    x = 34,536,355,851.11/251,447.49
  6. Step 6: Final answer
    x = 137,350.17

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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.