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Finding the Fourth Proportional to 234,124.16, 350,890.86 and 100,870.52

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Solution

The fourth proportional to 234,124.16, 350,890.86 and 100,870.52 is: 151,178.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,124.16 : 350,890.86 = 100,870.52 : x
  2. Step 2: Convert to fraction form
    234,124.16/350,890.86 = 100,870.52/x
  3. Step 3: Cross multiply
    234,124.16x = 350,890.86 × 100,870.52
  4. Step 4: Simplify right side
    234,124.16x = 35,394,543,511.45
  5. Step 5: Solve for x
    x = 35,394,543,511.45/234,124.16
  6. Step 6: Final answer
    x = 151,178.52

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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.