Home / 141,189.93-211,813.70-47,693.61

Finding the Fourth Proportional to 141,189.93, 211,813.70 and 47,693.61

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Solution

The fourth proportional to 141,189.93, 211,813.70 and 47,693.61 is: 71,550.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,189.93 : 211,813.70 = 47,693.61 : x
  2. Step 2: Convert to fraction form
    141,189.93/211,813.70 = 47,693.61/x
  3. Step 3: Cross multiply
    141,189.93x = 211,813.70 × 47,693.61
  4. Step 4: Simplify right side
    141,189.93x = 10,102,159,761.99
  5. Step 5: Solve for x
    x = 10,102,159,761.99/141,189.93
  6. Step 6: Final answer
    x = 71,550.14

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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.