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Finding the Fourth Proportional to 347,656.01, 521,565.39 and 107,757.41

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Solution

The fourth proportional to 347,656.01, 521,565.39 and 107,757.41 is: 161,661.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,656.01 : 521,565.39 = 107,757.41 : x
  2. Step 2: Convert to fraction form
    347,656.01/521,565.39 = 107,757.41/x
  3. Step 3: Cross multiply
    347,656.01x = 521,565.39 × 107,757.41
  4. Step 4: Simplify right side
    347,656.01x = 56,202,532,964.21
  5. Step 5: Solve for x
    x = 56,202,532,964.21/347,656.01
  6. Step 6: Final answer
    x = 161,661.33

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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.