Home / 212,742.66-293,583.36-117,249.46

Finding the Fourth Proportional to 212,742.66, 293,583.36 and 117,249.46

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Solution

The fourth proportional to 212,742.66, 293,583.36 and 117,249.46 is: 161,803.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,742.66 : 293,583.36 = 117,249.46 : x
  2. Step 2: Convert to fraction form
    212,742.66/293,583.36 = 117,249.46/x
  3. Step 3: Cross multiply
    212,742.66x = 293,583.36 × 117,249.46
  4. Step 4: Simplify right side
    212,742.66x = 34,422,490,424.99
  5. Step 5: Solve for x
    x = 34,422,490,424.99/212,742.66
  6. Step 6: Final answer
    x = 161,803.42

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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.