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Finding the Fourth Proportional to 235,680.58, 352,826.22 and 155,570.74

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Solution

The fourth proportional to 235,680.58, 352,826.22 and 155,570.74 is: 232,897.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,680.58 : 352,826.22 = 155,570.74 : x
  2. Step 2: Convert to fraction form
    235,680.58/352,826.22 = 155,570.74/x
  3. Step 3: Cross multiply
    235,680.58x = 352,826.22 × 155,570.74
  4. Step 4: Simplify right side
    235,680.58x = 54,889,436,136.80
  5. Step 5: Solve for x
    x = 54,889,436,136.80/235,680.58
  6. Step 6: Final answer
    x = 232,897.58

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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.