Home / 215,593.58-323,452.79-89,210.50

Finding the Fourth Proportional to 215,593.58, 323,452.79 and 89,210.50

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Solution

The fourth proportional to 215,593.58, 323,452.79 and 89,210.50 is: 133,841.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,593.58 : 323,452.79 = 89,210.50 : x
  2. Step 2: Convert to fraction form
    215,593.58/323,452.79 = 89,210.50/x
  3. Step 3: Cross multiply
    215,593.58x = 323,452.79 × 89,210.50
  4. Step 4: Simplify right side
    215,593.58x = 28,855,385,122.30
  5. Step 5: Solve for x
    x = 28,855,385,122.30/215,593.58
  6. Step 6: Final answer
    x = 133,841.58

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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.