Home / 104,099.35-156,125.65-47,885.47

Finding the Fourth Proportional to 104,099.35, 156,125.65 and 47,885.47

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Solution

The fourth proportional to 104,099.35, 156,125.65 and 47,885.47 is: 71,817.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,099.35 : 156,125.65 = 47,885.47 : x
  2. Step 2: Convert to fraction form
    104,099.35/156,125.65 = 47,885.47/x
  3. Step 3: Cross multiply
    104,099.35x = 156,125.65 × 47,885.47
  4. Step 4: Simplify right side
    104,099.35x = 7,476,150,129.31
  5. Step 5: Solve for x
    x = 7,476,150,129.31/104,099.35
  6. Step 6: Final answer
    x = 71,817.45

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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.