Home / 238,670.24-329,283-147,993.57

Finding the Fourth Proportional to 238,670.24, 329,283 and 147,993.57

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Solution

The fourth proportional to 238,670.24, 329,283 and 147,993.57 is: 204,180.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,670.24 : 329,283 = 147,993.57 : x
  2. Step 2: Convert to fraction form
    238,670.24/329,283 = 147,993.57/x
  3. Step 3: Cross multiply
    238,670.24x = 329,283 × 147,993.57
  4. Step 4: Simplify right side
    238,670.24x = 48,731,766,710.31
  5. Step 5: Solve for x
    x = 48,731,766,710.31/238,670.24
  6. Step 6: Final answer
    x = 204,180.33

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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.