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Finding the Fourth Proportional to 223,106.67, 334,792.98 and 80,963.04

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Solution

The fourth proportional to 223,106.67, 334,792.98 and 80,963.04 is: 121,492.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,106.67 : 334,792.98 = 80,963.04 : x
  2. Step 2: Convert to fraction form
    223,106.67/334,792.98 = 80,963.04/x
  3. Step 3: Cross multiply
    223,106.67x = 334,792.98 × 80,963.04
  4. Step 4: Simplify right side
    223,106.67x = 27,105,858,686.93
  5. Step 5: Solve for x
    x = 27,105,858,686.93/223,106.67
  6. Step 6: Final answer
    x = 121,492.82

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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.