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Finding the Fourth Proportional to 144,722.04, 217,114.20 and 44,880.20

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Solution

The fourth proportional to 144,722.04, 217,114.20 and 44,880.20 is: 67,329.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,722.04 : 217,114.20 = 44,880.20 : x
  2. Step 2: Convert to fraction form
    144,722.04/217,114.20 = 44,880.20/x
  3. Step 3: Cross multiply
    144,722.04x = 217,114.20 × 44,880.20
  4. Step 4: Simplify right side
    144,722.04x = 9,744,128,718.84
  5. Step 5: Solve for x
    x = 9,744,128,718.84/144,722.04
  6. Step 6: Final answer
    x = 67,329.96

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1.5x scale

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.