Home / 114,268.14-157,616.55-71,752.86

Finding the Fourth Proportional to 114,268.14, 157,616.55 and 71,752.86

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Solution

The fourth proportional to 114,268.14, 157,616.55 and 71,752.86 is: 98,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,268.14 : 157,616.55 = 71,752.86 : x
  2. Step 2: Convert to fraction form
    114,268.14/157,616.55 = 71,752.86/x
  3. Step 3: Cross multiply
    114,268.14x = 157,616.55 × 71,752.86
  4. Step 4: Simplify right side
    114,268.14x = 11,309,438,245.83
  5. Step 5: Solve for x
    x = 11,309,438,245.83/114,268.14
  6. Step 6: Final answer
    x = 98,972.80

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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.