Home / 89,904.53-124,048.46-51,661.19

Finding the Fourth Proportional to 89,904.53, 124,048.46 and 51,661.19

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Solution

The fourth proportional to 89,904.53, 124,048.46 and 51,661.19 is: 71,281.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,904.53 : 124,048.46 = 51,661.19 : x
  2. Step 2: Convert to fraction form
    89,904.53/124,048.46 = 51,661.19/x
  3. Step 3: Cross multiply
    89,904.53x = 124,048.46 × 51,661.19
  4. Step 4: Simplify right side
    89,904.53x = 6,408,491,500.54
  5. Step 5: Solve for x
    x = 6,408,491,500.54/89,904.53
  6. Step 6: Final answer
    x = 71,281.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.