Home / 79,835.32-119,688.03-29,887.43

Finding the Fourth Proportional to 79,835.32, 119,688.03 and 29,887.43

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Solution

The fourth proportional to 79,835.32, 119,688.03 and 29,887.43 is: 44,806.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,835.32 : 119,688.03 = 29,887.43 : x
  2. Step 2: Convert to fraction form
    79,835.32/119,688.03 = 29,887.43/x
  3. Step 3: Cross multiply
    79,835.32x = 119,688.03 × 29,887.43
  4. Step 4: Simplify right side
    79,835.32x = 3,577,167,693.27
  5. Step 5: Solve for x
    x = 3,577,167,693.27/79,835.32
  6. Step 6: Final answer
    x = 44,806.83

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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.