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Finding the Fourth Proportional to 144,901.14, 200,006.63 and 101,893.79

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Solution

The fourth proportional to 144,901.14, 200,006.63 and 101,893.79 is: 140,643.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,901.14 : 200,006.63 = 101,893.79 : x
  2. Step 2: Convert to fraction form
    144,901.14/200,006.63 = 101,893.79/x
  3. Step 3: Cross multiply
    144,901.14x = 200,006.63 × 101,893.79
  4. Step 4: Simplify right side
    144,901.14x = 20,379,433,555.83
  5. Step 5: Solve for x
    x = 20,379,433,555.83/144,901.14
  6. Step 6: Final answer
    x = 140,643.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.