Home / 141,238.96-211,872.40-46,430.70

Finding the Fourth Proportional to 141,238.96, 211,872.40 and 46,430.70

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Solution

The fourth proportional to 141,238.96, 211,872.40 and 46,430.70 is: 69,650.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,238.96 : 211,872.40 = 46,430.70 : x
  2. Step 2: Convert to fraction form
    141,238.96/211,872.40 = 46,430.70/x
  3. Step 3: Cross multiply
    141,238.96x = 211,872.40 × 46,430.70
  4. Step 4: Simplify right side
    141,238.96x = 9,837,383,842.68
  5. Step 5: Solve for x
    x = 9,837,383,842.68/141,238.96
  6. Step 6: Final answer
    x = 69,650.64

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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.