Home / 89,600.36-134,420.58-27,275.72

Finding the Fourth Proportional to 89,600.36, 134,420.58 and 27,275.72

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Solution

The fourth proportional to 89,600.36, 134,420.58 and 27,275.72 is: 40,919.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,600.36 : 134,420.58 = 27,275.72 : x
  2. Step 2: Convert to fraction form
    89,600.36/134,420.58 = 27,275.72/x
  3. Step 3: Cross multiply
    89,600.36x = 134,420.58 × 27,275.72
  4. Step 4: Simplify right side
    89,600.36x = 3,666,418,102.32
  5. Step 5: Solve for x
    x = 3,666,418,102.32/89,600.36
  6. Step 6: Final answer
    x = 40,919.68

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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.