Home / 89,554.11-134,035.89-49,511.53

Finding the Fourth Proportional to 89,554.11, 134,035.89 and 49,511.53

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Solution

The fourth proportional to 89,554.11, 134,035.89 and 49,511.53 is: 74,104.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,554.11 : 134,035.89 = 49,511.53 : x
  2. Step 2: Convert to fraction form
    89,554.11/134,035.89 = 49,511.53/x
  3. Step 3: Cross multiply
    89,554.11x = 134,035.89 × 49,511.53
  4. Step 4: Simplify right side
    89,554.11x = 6,636,321,988.81
  5. Step 5: Solve for x
    x = 6,636,321,988.81/89,554.11
  6. Step 6: Final answer
    x = 74,104.05

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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.