Home / 144,955.24-217,438.32-39,782.41

Finding the Fourth Proportional to 144,955.24, 217,438.32 and 39,782.41

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Solution

The fourth proportional to 144,955.24, 217,438.32 and 39,782.41 is: 59,675.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,955.24 : 217,438.32 = 39,782.41 : x
  2. Step 2: Convert to fraction form
    144,955.24/217,438.32 = 39,782.41/x
  3. Step 3: Cross multiply
    144,955.24x = 217,438.32 × 39,782.41
  4. Step 4: Simplify right side
    144,955.24x = 8,650,220,001.54
  5. Step 5: Solve for x
    x = 8,650,220,001.54/144,955.24
  6. Step 6: Final answer
    x = 59,675.11

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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.