Home / 238,897.61-329,693.39-131,491.34

Finding the Fourth Proportional to 238,897.61, 329,693.39 and 131,491.34

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Solution

The fourth proportional to 238,897.61, 329,693.39 and 131,491.34 is: 181,466.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,897.61 : 329,693.39 = 131,491.34 : x
  2. Step 2: Convert to fraction form
    238,897.61/329,693.39 = 131,491.34/x
  3. Step 3: Cross multiply
    238,897.61x = 329,693.39 × 131,491.34
  4. Step 4: Simplify right side
    238,897.61x = 43,351,825,640.24
  5. Step 5: Solve for x
    x = 43,351,825,640.24/238,897.61
  6. Step 6: Final answer
    x = 181,466.13

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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.