Home / 79,503.11-119,180.55-26,875.79

Finding the Fourth Proportional to 79,503.11, 119,180.55 and 26,875.79

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Solution

The fourth proportional to 79,503.11, 119,180.55 and 26,875.79 is: 40,288.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,503.11 : 119,180.55 = 26,875.79 : x
  2. Step 2: Convert to fraction form
    79,503.11/119,180.55 = 26,875.79/x
  3. Step 3: Cross multiply
    79,503.11x = 119,180.55 × 26,875.79
  4. Step 4: Simplify right side
    79,503.11x = 3,203,071,799.03
  5. Step 5: Solve for x
    x = 3,203,071,799.03/79,503.11
  6. Step 6: Final answer
    x = 40,288.63

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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.