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Finding the Fourth Proportional to 264,672.62, 365,207.10 and 157,239.89

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Solution

The fourth proportional to 264,672.62, 365,207.10 and 157,239.89 is: 216,966.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,672.62 : 365,207.10 = 157,239.89 : x
  2. Step 2: Convert to fraction form
    264,672.62/365,207.10 = 157,239.89/x
  3. Step 3: Cross multiply
    264,672.62x = 365,207.10 × 157,239.89
  4. Step 4: Simplify right side
    264,672.62x = 57,425,124,231.22
  5. Step 5: Solve for x
    x = 57,425,124,231.22/264,672.62
  6. Step 6: Final answer
    x = 216,966.62

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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.