Home / 89,239.26-133,805.42-28,423.24

Finding the Fourth Proportional to 89,239.26, 133,805.42 and 28,423.24

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Solution

The fourth proportional to 89,239.26, 133,805.42 and 28,423.24 is: 42,617.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,239.26 : 133,805.42 = 28,423.24 : x
  2. Step 2: Convert to fraction form
    89,239.26/133,805.42 = 28,423.24/x
  3. Step 3: Cross multiply
    89,239.26x = 133,805.42 × 28,423.24
  4. Step 4: Simplify right side
    89,239.26x = 3,803,183,565.96
  5. Step 5: Solve for x
    x = 3,803,183,565.96/89,239.26
  6. Step 6: Final answer
    x = 42,617.83

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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.