Home / 79,790.22-119,688.37-29,865.06

Finding the Fourth Proportional to 79,790.22, 119,688.37 and 29,865.06

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Solution

The fourth proportional to 79,790.22, 119,688.37 and 29,865.06 is: 44,798.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,790.22 : 119,688.37 = 29,865.06 : x
  2. Step 2: Convert to fraction form
    79,790.22/119,688.37 = 29,865.06/x
  3. Step 3: Cross multiply
    79,790.22x = 119,688.37 × 29,865.06
  4. Step 4: Simplify right side
    79,790.22x = 3,574,500,276.69
  5. Step 5: Solve for x
    x = 3,574,500,276.69/79,790.22
  6. Step 6: Final answer
    x = 44,798.73

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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.