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Finding the Fourth Proportional to 144,314.25, 216,491.73 and 44,482.56

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Solution

The fourth proportional to 144,314.25, 216,491.73 and 44,482.56 is: 66,730.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,314.25 : 216,491.73 = 44,482.56 : x
  2. Step 2: Convert to fraction form
    144,314.25/216,491.73 = 44,482.56/x
  3. Step 3: Cross multiply
    144,314.25x = 216,491.73 × 44,482.56
  4. Step 4: Simplify right side
    144,314.25x = 9,630,106,369.23
  5. Step 5: Solve for x
    x = 9,630,106,369.23/144,314.25
  6. Step 6: Final answer
    x = 66,730.11

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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.