Home / 238,434.60-329,045.19-130,997.82

Finding the Fourth Proportional to 238,434.60, 329,045.19 and 130,997.82

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Solution

The fourth proportional to 238,434.60, 329,045.19 and 130,997.82 is: 180,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,434.60 : 329,045.19 = 130,997.82 : x
  2. Step 2: Convert to fraction form
    238,434.60/329,045.19 = 130,997.82/x
  3. Step 3: Cross multiply
    238,434.60x = 329,045.19 × 130,997.82
  4. Step 4: Simplify right side
    238,434.60x = 43,104,202,571.49
  5. Step 5: Solve for x
    x = 43,104,202,571.49/238,434.60
  6. Step 6: Final answer
    x = 180,779.98

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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.