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Finding the Fourth Proportional to 264,047.62, 364,385.82 and 143,188.88

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Solution

The fourth proportional to 264,047.62, 364,385.82 and 143,188.88 is: 197,600.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,047.62 : 364,385.82 = 143,188.88 : x
  2. Step 2: Convert to fraction form
    264,047.62/364,385.82 = 143,188.88/x
  3. Step 3: Cross multiply
    264,047.62x = 364,385.82 × 143,188.88
  4. Step 4: Simplify right side
    264,047.62x = 52,175,995,826.77
  5. Step 5: Solve for x
    x = 52,175,995,826.77/264,047.62
  6. Step 6: Final answer
    x = 197,600.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.