Home / 104,412.42-156,618.63-25,525.71

Finding the Fourth Proportional to 104,412.42, 156,618.63 and 25,525.71

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Solution

The fourth proportional to 104,412.42, 156,618.63 and 25,525.71 is: 38,288.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,412.42 : 156,618.63 = 25,525.71 : x
  2. Step 2: Convert to fraction form
    104,412.42/156,618.63 = 25,525.71/x
  3. Step 3: Cross multiply
    104,412.42x = 156,618.63 × 25,525.71
  4. Step 4: Simplify right side
    104,412.42x = 3,997,801,729.98
  5. Step 5: Solve for x
    x = 3,997,801,729.98/104,412.42
  6. Step 6: Final answer
    x = 38,288.57

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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.