Home / 238,474.04-329,090.45-131,041.76

Finding the Fourth Proportional to 238,474.04, 329,090.45 and 131,041.76

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Solution

The fourth proportional to 238,474.04, 329,090.45 and 131,041.76 is: 180,835.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,474.04 : 329,090.45 = 131,041.76 : x
  2. Step 2: Convert to fraction form
    238,474.04/329,090.45 = 131,041.76/x
  3. Step 3: Cross multiply
    238,474.04x = 329,090.45 × 131,041.76
  4. Step 4: Simplify right side
    238,474.04x = 43,124,589,466.53
  5. Step 5: Solve for x
    x = 43,124,589,466.53/238,474.04
  6. Step 6: Final answer
    x = 180,835.58

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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.