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Finding the Fourth Proportional to 224,293.40, 336,441.36 and 66,523.04

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Solution

The fourth proportional to 224,293.40, 336,441.36 and 66,523.04 is: 99,784.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,293.40 : 336,441.36 = 66,523.04 : x
  2. Step 2: Convert to fraction form
    224,293.40/336,441.36 = 66,523.04/x
  3. Step 3: Cross multiply
    224,293.40x = 336,441.36 × 66,523.04
  4. Step 4: Simplify right side
    224,293.40x = 22,381,102,048.93
  5. Step 5: Solve for x
    x = 22,381,102,048.93/224,293.40
  6. Step 6: Final answer
    x = 99,784.93

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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.