Home / 141,139.75-211,665.01-46,354.31

Finding the Fourth Proportional to 141,139.75, 211,665.01 and 46,354.31

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Solution

The fourth proportional to 141,139.75, 211,665.01 and 46,354.31 is: 69,516.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,139.75 : 211,665.01 = 46,354.31 : x
  2. Step 2: Convert to fraction form
    141,139.75/211,665.01 = 46,354.31/x
  3. Step 3: Cross multiply
    141,139.75x = 211,665.01 × 46,354.31
  4. Step 4: Simplify right side
    141,139.75x = 9,811,585,489.69
  5. Step 5: Solve for x
    x = 9,811,585,489.69/141,139.75
  6. Step 6: Final answer
    x = 69,516.81

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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.