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Finding the Fourth Proportional to 144,605.68, 216,828.05 and 44,737.54

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Solution

The fourth proportional to 144,605.68, 216,828.05 and 44,737.54 is: 67,081.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,605.68 : 216,828.05 = 44,737.54 : x
  2. Step 2: Convert to fraction form
    144,605.68/216,828.05 = 44,737.54/x
  3. Step 3: Cross multiply
    144,605.68x = 216,828.05 × 44,737.54
  4. Step 4: Simplify right side
    144,605.68x = 9,700,353,560.00
  5. Step 5: Solve for x
    x = 9,700,353,560.00/144,605.68
  6. Step 6: Final answer
    x = 67,081.41

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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.