Home / 89,669.76-134,504.64-27,339.72

Finding the Fourth Proportional to 89,669.76, 134,504.64 and 27,339.72

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Solution

The fourth proportional to 89,669.76, 134,504.64 and 27,339.72 is: 41,009.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,669.76 : 134,504.64 = 27,339.72 : x
  2. Step 2: Convert to fraction form
    89,669.76/134,504.64 = 27,339.72/x
  3. Step 3: Cross multiply
    89,669.76x = 134,504.64 × 27,339.72
  4. Step 4: Simplify right side
    89,669.76x = 3,677,319,196.30
  5. Step 5: Solve for x
    x = 3,677,319,196.30/89,669.76
  6. Step 6: Final answer
    x = 41,009.58

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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.