Home / 89,476.15-134,115.81-36,856.93

Finding the Fourth Proportional to 89,476.15, 134,115.81 and 36,856.93

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Solution

The fourth proportional to 89,476.15, 134,115.81 and 36,856.93 is: 55,244.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,476.15 : 134,115.81 = 36,856.93 : x
  2. Step 2: Convert to fraction form
    89,476.15/134,115.81 = 36,856.93/x
  3. Step 3: Cross multiply
    89,476.15x = 134,115.81 × 36,856.93
  4. Step 4: Simplify right side
    89,476.15x = 4,943,097,021.06
  5. Step 5: Solve for x
    x = 4,943,097,021.06/89,476.15
  6. Step 6: Final answer
    x = 55,244.86

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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.