Home / 144,183.81-216,306.09-54,227.10

Finding the Fourth Proportional to 144,183.81, 216,306.09 and 54,227.10

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Solution

The fourth proportional to 144,183.81, 216,306.09 and 54,227.10 is: 81,352.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,183.81 : 216,306.09 = 54,227.10 : x
  2. Step 2: Convert to fraction form
    144,183.81/216,306.09 = 54,227.10/x
  3. Step 3: Cross multiply
    144,183.81x = 216,306.09 × 54,227.10
  4. Step 4: Simplify right side
    144,183.81x = 11,729,651,973.04
  5. Step 5: Solve for x
    x = 11,729,651,973.04/144,183.81
  6. Step 6: Final answer
    x = 81,352.07

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1.5x scale

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.