Home / 75,077.27-112,647.19-32,935.60

Finding the Fourth Proportional to 75,077.27, 112,647.19 and 32,935.60

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Solution

The fourth proportional to 75,077.27, 112,647.19 and 32,935.60 is: 49,417.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,077.27 : 112,647.19 = 32,935.60 : x
  2. Step 2: Convert to fraction form
    75,077.27/112,647.19 = 32,935.60/x
  3. Step 3: Cross multiply
    75,077.27x = 112,647.19 × 32,935.60
  4. Step 4: Simplify right side
    75,077.27x = 3,710,102,790.96
  5. Step 5: Solve for x
    x = 3,710,102,790.96/75,077.27
  6. Step 6: Final answer
    x = 49,417.12

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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.