Home / 114,654.96-158,277.24-76,478.04

Finding the Fourth Proportional to 114,654.96, 158,277.24 and 76,478.04

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Solution

The fourth proportional to 114,654.96, 158,277.24 and 76,478.04 is: 105,575.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,654.96 : 158,277.24 = 76,478.04 : x
  2. Step 2: Convert to fraction form
    114,654.96/158,277.24 = 76,478.04/x
  3. Step 3: Cross multiply
    114,654.96x = 158,277.24 × 76,478.04
  4. Step 4: Simplify right side
    114,654.96x = 12,104,733,091.81
  5. Step 5: Solve for x
    x = 12,104,733,091.81/114,654.96
  6. Step 6: Final answer
    x = 105,575.31

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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.