Home / 212,289.82-292,964.49-116,796.79

Finding the Fourth Proportional to 212,289.82, 292,964.49 and 116,796.79

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Solution

The fourth proportional to 212,289.82, 292,964.49 and 116,796.79 is: 161,182.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,289.82 : 292,964.49 = 116,796.79 : x
  2. Step 2: Convert to fraction form
    212,289.82/292,964.49 = 116,796.79/x
  3. Step 3: Cross multiply
    212,289.82x = 292,964.49 × 116,796.79
  4. Step 4: Simplify right side
    212,289.82x = 34,217,312,015.99
  5. Step 5: Solve for x
    x = 34,217,312,015.99/212,289.82
  6. Step 6: Final answer
    x = 161,182.07

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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.