Home / 89,396.86-134,080.55-29,426.11

Finding the Fourth Proportional to 89,396.86, 134,080.55 and 29,426.11

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Solution

The fourth proportional to 89,396.86, 134,080.55 and 29,426.11 is: 44,134.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,396.86 : 134,080.55 = 29,426.11 : x
  2. Step 2: Convert to fraction form
    89,396.86/134,080.55 = 29,426.11/x
  3. Step 3: Cross multiply
    89,396.86x = 134,080.55 × 29,426.11
  4. Step 4: Simplify right side
    89,396.86x = 3,945,469,312.62
  5. Step 5: Solve for x
    x = 3,945,469,312.62/89,396.86
  6. Step 6: Final answer
    x = 44,134.32

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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.