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Finding the Fourth Proportional to 144,362, 216,562.98 and 44,530.04

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Solution

The fourth proportional to 144,362, 216,562.98 and 44,530.04 is: 66,801.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,362 : 216,562.98 = 44,530.04 : x
  2. Step 2: Convert to fraction form
    144,362/216,562.98 = 44,530.04/x
  3. Step 3: Cross multiply
    144,362x = 216,562.98 × 44,530.04
  4. Step 4: Simplify right side
    144,362x = 9,643,558,161.92
  5. Step 5: Solve for x
    x = 9,643,558,161.92/144,362
  6. Step 6: Final answer
    x = 66,801.22

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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.