Home / 141,177.27-211,721-46,385.60

Finding the Fourth Proportional to 141,177.27, 211,721 and 46,385.60

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Solution

The fourth proportional to 141,177.27, 211,721 and 46,385.60 is: 69,563.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,177.27 : 211,721 = 46,385.60 : x
  2. Step 2: Convert to fraction form
    141,177.27/211,721 = 46,385.60/x
  3. Step 3: Cross multiply
    141,177.27x = 211,721 × 46,385.60
  4. Step 4: Simplify right side
    141,177.27x = 9,820,805,617.60
  5. Step 5: Solve for x
    x = 9,820,805,617.60/141,177.27
  6. Step 6: Final answer
    x = 69,563.65

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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.