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Finding the Fourth Proportional to 144,592.43, 216,898.77 and 44,739.47

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Solution

The fourth proportional to 144,592.43, 216,898.77 and 44,739.47 is: 67,112.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,592.43 : 216,898.77 = 44,739.47 : x
  2. Step 2: Convert to fraction form
    144,592.43/216,898.77 = 44,739.47/x
  3. Step 3: Cross multiply
    144,592.43x = 216,898.77 × 44,739.47
  4. Step 4: Simplify right side
    144,592.43x = 9,703,934,928.96
  5. Step 5: Solve for x
    x = 9,703,934,928.96/144,592.43
  6. Step 6: Final answer
    x = 67,112.33

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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.