Home / 250,023.72-345,032.10-136,845.48

Finding the Fourth Proportional to 250,023.72, 345,032.10 and 136,845.48

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Solution

The fourth proportional to 250,023.72, 345,032.10 and 136,845.48 is: 188,846.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,023.72 : 345,032.10 = 136,845.48 : x
  2. Step 2: Convert to fraction form
    250,023.72/345,032.10 = 136,845.48/x
  3. Step 3: Cross multiply
    250,023.72x = 345,032.10 × 136,845.48
  4. Step 4: Simplify right side
    250,023.72x = 47,216,083,339.91
  5. Step 5: Solve for x
    x = 47,216,083,339.91/250,023.72
  6. Step 6: Final answer
    x = 188,846.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.