Home / 238,806.51-358,043.69-89,006.58

Finding the Fourth Proportional to 238,806.51, 358,043.69 and 89,006.58

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Solution

The fourth proportional to 238,806.51, 358,043.69 and 89,006.58 is: 133,447.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,806.51 : 358,043.69 = 89,006.58 : x
  2. Step 2: Convert to fraction form
    238,806.51/358,043.69 = 89,006.58/x
  3. Step 3: Cross multiply
    238,806.51x = 358,043.69 × 89,006.58
  4. Step 4: Simplify right side
    238,806.51x = 31,868,244,560.00
  5. Step 5: Solve for x
    x = 31,868,244,560.00/238,806.51
  6. Step 6: Final answer
    x = 133,447.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.