Home / 238,920.24-329,710.08-131,498

Finding the Fourth Proportional to 238,920.24, 329,710.08 and 131,498

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Solution

The fourth proportional to 238,920.24, 329,710.08 and 131,498 is: 181,467.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,920.24 : 329,710.08 = 131,498 : x
  2. Step 2: Convert to fraction form
    238,920.24/329,710.08 = 131,498/x
  3. Step 3: Cross multiply
    238,920.24x = 329,710.08 × 131,498
  4. Step 4: Simplify right side
    238,920.24x = 43,356,216,099.84
  5. Step 5: Solve for x
    x = 43,356,216,099.84/238,920.24
  6. Step 6: Final answer
    x = 181,467.32

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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.