Home / 69,941.18-96,515.79-39,726.41

Finding the Fourth Proportional to 69,941.18, 96,515.79 and 39,726.41

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Solution

The fourth proportional to 69,941.18, 96,515.79 and 39,726.41 is: 54,820.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,941.18 : 96,515.79 = 39,726.41 : x
  2. Step 2: Convert to fraction form
    69,941.18/96,515.79 = 39,726.41/x
  3. Step 3: Cross multiply
    69,941.18x = 96,515.79 × 39,726.41
  4. Step 4: Simplify right side
    69,941.18x = 3,834,225,362.43
  5. Step 5: Solve for x
    x = 3,834,225,362.43/69,941.18
  6. Step 6: Final answer
    x = 54,820.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.