Home / 99,506.14-137,315.72-54,183.13

Finding the Fourth Proportional to 99,506.14, 137,315.72 and 54,183.13

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Solution

The fourth proportional to 99,506.14, 137,315.72 and 54,183.13 is: 74,771.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,506.14 : 137,315.72 = 54,183.13 : x
  2. Step 2: Convert to fraction form
    99,506.14/137,315.72 = 54,183.13/x
  3. Step 3: Cross multiply
    99,506.14x = 137,315.72 × 54,183.13
  4. Step 4: Simplify right side
    99,506.14x = 7,440,195,299.97
  5. Step 5: Solve for x
    x = 7,440,195,299.97/99,506.14
  6. Step 6: Final answer
    x = 74,771.22

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1.5x scale

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.