Home / 114,155.11-171,204.96-47,558.90

Finding the Fourth Proportional to 114,155.11, 171,204.96 and 47,558.90

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Solution

The fourth proportional to 114,155.11, 171,204.96 and 47,558.90 is: 71,326.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,155.11 : 171,204.96 = 47,558.90 : x
  2. Step 2: Convert to fraction form
    114,155.11/171,204.96 = 47,558.90/x
  3. Step 3: Cross multiply
    114,155.11x = 171,204.96 × 47,558.90
  4. Step 4: Simplify right side
    114,155.11x = 8,142,319,572.14
  5. Step 5: Solve for x
    x = 8,142,319,572.14/114,155.11
  6. Step 6: Final answer
    x = 71,326.81

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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.