Home / 89,495.40-134,233.86-30,329.54

Finding the Fourth Proportional to 89,495.40, 134,233.86 and 30,329.54

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Solution

The fourth proportional to 89,495.40, 134,233.86 and 30,329.54 is: 45,491.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,495.40 : 134,233.86 = 30,329.54 : x
  2. Step 2: Convert to fraction form
    89,495.40/134,233.86 = 30,329.54/x
  3. Step 3: Cross multiply
    89,495.40x = 134,233.86 × 30,329.54
  4. Step 4: Simplify right side
    89,495.40x = 4,071,251,226.22
  5. Step 5: Solve for x
    x = 4,071,251,226.22/89,495.40
  6. Step 6: Final answer
    x = 45,491.18

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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.