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Finding the Fourth Proportional to 223,145.34, 334,759.32 and 133,344.72

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Solution

The fourth proportional to 223,145.34, 334,759.32 and 133,344.72 is: 200,041.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,145.34 : 334,759.32 = 133,344.72 : x
  2. Step 2: Convert to fraction form
    223,145.34/334,759.32 = 133,344.72/x
  3. Step 3: Cross multiply
    223,145.34x = 334,759.32 × 133,344.72
  4. Step 4: Simplify right side
    223,145.34x = 44,638,387,792.79
  5. Step 5: Solve for x
    x = 44,638,387,792.79/223,145.34
  6. Step 6: Final answer
    x = 200,041.77

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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.