Home / 223,521.24-308,453.16-122,919.24

Finding the Fourth Proportional to 223,521.24, 308,453.16 and 122,919.24

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Solution

The fourth proportional to 223,521.24, 308,453.16 and 122,919.24 is: 169,625.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,521.24 : 308,453.16 = 122,919.24 : x
  2. Step 2: Convert to fraction form
    223,521.24/308,453.16 = 122,919.24/x
  3. Step 3: Cross multiply
    223,521.24x = 308,453.16 × 122,919.24
  4. Step 4: Simplify right side
    223,521.24x = 37,914,828,002.80
  5. Step 5: Solve for x
    x = 37,914,828,002.80/223,521.24
  6. Step 6: Final answer
    x = 169,625.17

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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.