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Finding the Fourth Proportional to 104,293.59, 156,261.57 and 70,035.14

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Solution

The fourth proportional to 104,293.59, 156,261.57 and 70,035.14 is: 104,932.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,293.59 : 156,261.57 = 70,035.14 : x
  2. Step 2: Convert to fraction form
    104,293.59/156,261.57 = 70,035.14/x
  3. Step 3: Cross multiply
    104,293.59x = 156,261.57 × 70,035.14
  4. Step 4: Simplify right side
    104,293.59x = 10,943,801,377.82
  5. Step 5: Solve for x
    x = 10,943,801,377.82/104,293.59
  6. Step 6: Final answer
    x = 104,932.64

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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.