Home / 77,840.46-116,659.17-35,705.34

Finding the Fourth Proportional to 77,840.46, 116,659.17 and 35,705.34

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Solution

The fourth proportional to 77,840.46, 116,659.17 and 35,705.34 is: 53,511.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,840.46 : 116,659.17 = 35,705.34 : x
  2. Step 2: Convert to fraction form
    77,840.46/116,659.17 = 35,705.34/x
  3. Step 3: Cross multiply
    77,840.46x = 116,659.17 × 35,705.34
  4. Step 4: Simplify right side
    77,840.46x = 4,165,355,328.97
  5. Step 5: Solve for x
    x = 4,165,355,328.97/77,840.46
  6. Step 6: Final answer
    x = 53,511.44

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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.