Home / 89,741.28-134,578.41-29,758.77

Finding the Fourth Proportional to 89,741.28, 134,578.41 and 29,758.77

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Solution

The fourth proportional to 89,741.28, 134,578.41 and 29,758.77 is: 44,627.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,741.28 : 134,578.41 = 29,758.77 : x
  2. Step 2: Convert to fraction form
    89,741.28/134,578.41 = 29,758.77/x
  3. Step 3: Cross multiply
    89,741.28x = 134,578.41 × 29,758.77
  4. Step 4: Simplify right side
    89,741.28x = 4,004,887,950.16
  5. Step 5: Solve for x
    x = 4,004,887,950.16/89,741.28
  6. Step 6: Final answer
    x = 44,627.04

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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.