Home / 238,766.58-358,122.54-89,011.80

Finding the Fourth Proportional to 238,766.58, 358,122.54 and 89,011.80

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Solution

The fourth proportional to 238,766.58, 358,122.54 and 89,011.80 is: 133,507.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,766.58 : 358,122.54 = 89,011.80 : x
  2. Step 2: Convert to fraction form
    238,766.58/358,122.54 = 89,011.80/x
  3. Step 3: Cross multiply
    238,766.58x = 358,122.54 × 89,011.80
  4. Step 4: Simplify right side
    238,766.58x = 31,877,131,905.97
  5. Step 5: Solve for x
    x = 31,877,131,905.97/238,766.58
  6. Step 6: Final answer
    x = 133,507.51

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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.