Home / 104,198.40-156,297.60-25,312.10

Finding the Fourth Proportional to 104,198.40, 156,297.60 and 25,312.10

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Solution

The fourth proportional to 104,198.40, 156,297.60 and 25,312.10 is: 37,968.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,198.40 : 156,297.60 = 25,312.10 : x
  2. Step 2: Convert to fraction form
    104,198.40/156,297.60 = 25,312.10/x
  3. Step 3: Cross multiply
    104,198.40x = 156,297.60 × 25,312.10
  4. Step 4: Simplify right side
    104,198.40x = 3,956,219,699.47
  5. Step 5: Solve for x
    x = 3,956,219,699.47/104,198.40
  6. Step 6: Final answer
    x = 37,968.14

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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.