Home / 223,848.20-335,716.98-139,565

Finding the Fourth Proportional to 223,848.20, 335,716.98 and 139,565

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Solution

The fourth proportional to 223,848.20, 335,716.98 and 139,565 is: 209,313.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,848.20 : 335,716.98 = 139,565 : x
  2. Step 2: Convert to fraction form
    223,848.20/335,716.98 = 139,565/x
  3. Step 3: Cross multiply
    223,848.20x = 335,716.98 × 139,565
  4. Step 4: Simplify right side
    223,848.20x = 46,854,340,313.70
  5. Step 5: Solve for x
    x = 46,854,340,313.70/223,848.20
  6. Step 6: Final answer
    x = 209,313.01

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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.