Home / 238,064.36-328,529.39-130,635.27

Finding the Fourth Proportional to 238,064.36, 328,529.39 and 130,635.27

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Solution

The fourth proportional to 238,064.36, 328,529.39 and 130,635.27 is: 180,276.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,064.36 : 328,529.39 = 130,635.27 : x
  2. Step 2: Convert to fraction form
    238,064.36/328,529.39 = 130,635.27/x
  3. Step 3: Cross multiply
    238,064.36x = 328,529.39 × 130,635.27
  4. Step 4: Simplify right side
    238,064.36x = 42,917,524,912.41
  5. Step 5: Solve for x
    x = 42,917,524,912.41/238,064.36
  6. Step 6: Final answer
    x = 180,276.99

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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.