Home / 144,756.24-217,137.36-39,574.56

Finding the Fourth Proportional to 144,756.24, 217,137.36 and 39,574.56

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Solution

The fourth proportional to 144,756.24, 217,137.36 and 39,574.56 is: 59,362.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,756.24 : 217,137.36 = 39,574.56 : x
  2. Step 2: Convert to fraction form
    144,756.24/217,137.36 = 39,574.56/x
  3. Step 3: Cross multiply
    144,756.24x = 217,137.36 × 39,574.56
  4. Step 4: Simplify right side
    144,756.24x = 8,593,115,481.56
  5. Step 5: Solve for x
    x = 8,593,115,481.56/144,756.24
  6. Step 6: Final answer
    x = 59,362.66

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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.