Home / 104,147.13-156,188.37-37,578.57

Finding the Fourth Proportional to 104,147.13, 156,188.37 and 37,578.57

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Solution

The fourth proportional to 104,147.13, 156,188.37 and 37,578.57 is: 56,356.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,147.13 : 156,188.37 = 37,578.57 : x
  2. Step 2: Convert to fraction form
    104,147.13/156,188.37 = 37,578.57/x
  3. Step 3: Cross multiply
    104,147.13x = 156,188.37 × 37,578.57
  4. Step 4: Simplify right side
    104,147.13x = 5,869,335,595.23
  5. Step 5: Solve for x
    x = 5,869,335,595.23/104,147.13
  6. Step 6: Final answer
    x = 56,356.19

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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.