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Finding the Fourth Proportional to 228,124.80, 342,282.78 and 101,677.92

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Solution

The fourth proportional to 228,124.80, 342,282.78 and 101,677.92 is: 152,559.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,124.80 : 342,282.78 = 101,677.92 : x
  2. Step 2: Convert to fraction form
    228,124.80/342,282.78 = 101,677.92/x
  3. Step 3: Cross multiply
    228,124.80x = 342,282.78 × 101,677.92
  4. Step 4: Simplify right side
    228,124.80x = 34,802,601,122.22
  5. Step 5: Solve for x
    x = 34,802,601,122.22/228,124.80
  6. Step 6: Final answer
    x = 152,559.48

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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.