Home / 60,873.26-91,318.59-18,756.90

Finding the Fourth Proportional to 60,873.26, 91,318.59 and 18,756.90

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Solution

The fourth proportional to 60,873.26, 91,318.59 and 18,756.90 is: 28,138.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,873.26 : 91,318.59 = 18,756.90 : x
  2. Step 2: Convert to fraction form
    60,873.26/91,318.59 = 18,756.90/x
  3. Step 3: Cross multiply
    60,873.26x = 91,318.59 × 18,756.90
  4. Step 4: Simplify right side
    60,873.26x = 1,712,853,660.77
  5. Step 5: Solve for x
    x = 1,712,853,660.77/60,873.26
  6. Step 6: Final answer
    x = 28,138.03

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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.