Home / 76,741.16-115,127.37-32,368.08

Finding the Fourth Proportional to 76,741.16, 115,127.37 and 32,368.08

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Solution

The fourth proportional to 76,741.16, 115,127.37 and 32,368.08 is: 48,558.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,741.16 : 115,127.37 = 32,368.08 : x
  2. Step 2: Convert to fraction form
    76,741.16/115,127.37 = 32,368.08/x
  3. Step 3: Cross multiply
    76,741.16x = 115,127.37 × 32,368.08
  4. Step 4: Simplify right side
    76,741.16x = 3,726,451,922.35
  5. Step 5: Solve for x
    x = 3,726,451,922.35/76,741.16
  6. Step 6: Final answer
    x = 48,558.71

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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.