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Finding the Fourth Proportional to 114,358.96, 171,468.98 and 51,167.31

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Solution

The fourth proportional to 114,358.96, 171,468.98 and 51,167.31 is: 76,719.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,358.96 : 171,468.98 = 51,167.31 : x
  2. Step 2: Convert to fraction form
    114,358.96/171,468.98 = 51,167.31/x
  3. Step 3: Cross multiply
    114,358.96x = 171,468.98 × 51,167.31
  4. Step 4: Simplify right side
    114,358.96x = 8,773,605,341.86
  5. Step 5: Solve for x
    x = 8,773,605,341.86/114,358.96
  6. Step 6: Final answer
    x = 76,719.88

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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.