Home / 77,706.02-116,553.35-44,321.46

Finding the Fourth Proportional to 77,706.02, 116,553.35 and 44,321.46

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Solution

The fourth proportional to 77,706.02, 116,553.35 and 44,321.46 is: 66,478.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,706.02 : 116,553.35 = 44,321.46 : x
  2. Step 2: Convert to fraction form
    77,706.02/116,553.35 = 44,321.46/x
  3. Step 3: Cross multiply
    77,706.02x = 116,553.35 × 44,321.46
  4. Step 4: Simplify right side
    77,706.02x = 5,165,814,418.28
  5. Step 5: Solve for x
    x = 5,165,814,418.28/77,706.02
  6. Step 6: Final answer
    x = 66,478.95

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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.