Home / 114,956.12-172,458.48-36,078.32

Finding the Fourth Proportional to 114,956.12, 172,458.48 and 36,078.32

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Solution

The fourth proportional to 114,956.12, 172,458.48 and 36,078.32 is: 54,125.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,956.12 : 172,458.48 = 36,078.32 : x
  2. Step 2: Convert to fraction form
    114,956.12/172,458.48 = 36,078.32/x
  3. Step 3: Cross multiply
    114,956.12x = 172,458.48 × 36,078.32
  4. Step 4: Simplify right side
    114,956.12x = 6,222,012,228.15
  5. Step 5: Solve for x
    x = 6,222,012,228.15/114,956.12
  6. Step 6: Final answer
    x = 54,125.11

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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.