Home / 143,717.41-215,566.08-53,743.01

Finding the Fourth Proportional to 143,717.41, 215,566.08 and 53,743.01

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Solution

The fourth proportional to 143,717.41, 215,566.08 and 53,743.01 is: 80,610.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,717.41 : 215,566.08 = 53,743.01 : x
  2. Step 2: Convert to fraction form
    143,717.41/215,566.08 = 53,743.01/x
  3. Step 3: Cross multiply
    143,717.41x = 215,566.08 × 53,743.01
  4. Step 4: Simplify right side
    143,717.41x = 11,585,169,993.10
  5. Step 5: Solve for x
    x = 11,585,169,993.10/143,717.41
  6. Step 6: Final answer
    x = 80,610.76

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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.