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Finding the Fourth Proportional to 224,364.83, 336,448.65 and 84,025.04

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Solution

The fourth proportional to 224,364.83, 336,448.65 and 84,025.04 is: 126,000.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,364.83 : 336,448.65 = 84,025.04 : x
  2. Step 2: Convert to fraction form
    224,364.83/336,448.65 = 84,025.04/x
  3. Step 3: Cross multiply
    224,364.83x = 336,448.65 × 84,025.04
  4. Step 4: Simplify right side
    224,364.83x = 28,270,111,274.20
  5. Step 5: Solve for x
    x = 28,270,111,274.20/224,364.83
  6. Step 6: Final answer
    x = 126,000.64

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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.