Home / 79,435.85-119,168.44-26,130.83

Finding the Fourth Proportional to 79,435.85, 119,168.44 and 26,130.83

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Solution

The fourth proportional to 79,435.85, 119,168.44 and 26,130.83 is: 39,201.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,435.85 : 119,168.44 = 26,130.83 : x
  2. Step 2: Convert to fraction form
    79,435.85/119,168.44 = 26,130.83/x
  3. Step 3: Cross multiply
    79,435.85x = 119,168.44 × 26,130.83
  4. Step 4: Simplify right side
    79,435.85x = 3,113,969,585.84
  5. Step 5: Solve for x
    x = 3,113,969,585.84/79,435.85
  6. Step 6: Final answer
    x = 39,201.06

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1.5x scale

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.