Home / 238,822.03-329,574.39-131,389.76

Finding the Fourth Proportional to 238,822.03, 329,574.39 and 131,389.76

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Solution

The fourth proportional to 238,822.03, 329,574.39 and 131,389.76 is: 181,317.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,822.03 : 329,574.39 = 131,389.76 : x
  2. Step 2: Convert to fraction form
    238,822.03/329,574.39 = 131,389.76/x
  3. Step 3: Cross multiply
    238,822.03x = 329,574.39 × 131,389.76
  4. Step 4: Simplify right side
    238,822.03x = 43,302,699,592.28
  5. Step 5: Solve for x
    x = 43,302,699,592.28/238,822.03
  6. Step 6: Final answer
    x = 181,317.86

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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.