Home / 89,005.32-133,520.94-26,680.68

Finding the Fourth Proportional to 89,005.32, 133,520.94 and 26,680.68

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Solution

The fourth proportional to 89,005.32, 133,520.94 and 26,680.68 is: 40,024.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,005.32 : 133,520.94 = 26,680.68 : x
  2. Step 2: Convert to fraction form
    89,005.32/133,520.94 = 26,680.68/x
  3. Step 3: Cross multiply
    89,005.32x = 133,520.94 × 26,680.68
  4. Step 4: Simplify right side
    89,005.32x = 3,562,429,473.44
  5. Step 5: Solve for x
    x = 3,562,429,473.44/89,005.32
  6. Step 6: Final answer
    x = 40,024.90

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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.