Home / 168,142.23-251,631.36-104,073.66

Finding the Fourth Proportional to 168,142.23, 251,631.36 and 104,073.66

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Solution

The fourth proportional to 168,142.23, 251,631.36 and 104,073.66 is: 155,750.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,142.23 : 251,631.36 = 104,073.66 : x
  2. Step 2: Convert to fraction form
    168,142.23/251,631.36 = 104,073.66/x
  3. Step 3: Cross multiply
    168,142.23x = 251,631.36 × 104,073.66
  4. Step 4: Simplify right side
    168,142.23x = 26,188,196,605.98
  5. Step 5: Solve for x
    x = 26,188,196,605.98/168,142.23
  6. Step 6: Final answer
    x = 155,750.26

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1.5x scale

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.