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Finding the Fourth Proportional to 239,341.88, 359,016.57 and 70,879.32

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Solution

The fourth proportional to 239,341.88, 359,016.57 and 70,879.32 is: 106,320.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,341.88 : 359,016.57 = 70,879.32 : x
  2. Step 2: Convert to fraction form
    239,341.88/359,016.57 = 70,879.32/x
  3. Step 3: Cross multiply
    239,341.88x = 359,016.57 × 70,879.32
  4. Step 4: Simplify right side
    239,341.88x = 25,446,850,350.33
  5. Step 5: Solve for x
    x = 25,446,850,350.33/239,341.88
  6. Step 6: Final answer
    x = 106,320.09

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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.