Home / 212,403.82-293,114.96-116,908.46

Finding the Fourth Proportional to 212,403.82, 293,114.96 and 116,908.46

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Solution

The fourth proportional to 212,403.82, 293,114.96 and 116,908.46 is: 161,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,403.82 : 293,114.96 = 116,908.46 : x
  2. Step 2: Convert to fraction form
    212,403.82/293,114.96 = 116,908.46/x
  3. Step 3: Cross multiply
    212,403.82x = 293,114.96 × 116,908.46
  4. Step 4: Simplify right side
    212,403.82x = 34,267,618,576.56
  5. Step 5: Solve for x
    x = 34,267,618,576.56/212,403.82
  6. Step 6: Final answer
    x = 161,332.40

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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.