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Finding the Fourth Proportional to 89,209.64, 133,819.58 and 26,873.64

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Solution

The fourth proportional to 89,209.64, 133,819.58 and 26,873.64 is: 40,312.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,209.64 : 133,819.58 = 26,873.64 : x
  2. Step 2: Convert to fraction form
    89,209.64/133,819.58 = 26,873.64/x
  3. Step 3: Cross multiply
    89,209.64x = 133,819.58 × 26,873.64
  4. Step 4: Simplify right side
    89,209.64x = 3,596,219,217.87
  5. Step 5: Solve for x
    x = 3,596,219,217.87/89,209.64
  6. Step 6: Final answer
    x = 40,312.00

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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.