Home / 212,776.98-293,634.24-117,287.12

Finding the Fourth Proportional to 212,776.98, 293,634.24 and 117,287.12

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Solution

The fourth proportional to 212,776.98, 293,634.24 and 117,287.12 is: 161,857.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,776.98 : 293,634.24 = 117,287.12 : x
  2. Step 2: Convert to fraction form
    212,776.98/293,634.24 = 117,287.12/x
  3. Step 3: Cross multiply
    212,776.98x = 293,634.24 × 117,287.12
  4. Step 4: Simplify right side
    212,776.98x = 34,439,514,342.99
  5. Step 5: Solve for x
    x = 34,439,514,342.99/212,776.98
  6. Step 6: Final answer
    x = 161,857.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.