Home / 212,529.11-293,202.15-126,470.87

Finding the Fourth Proportional to 212,529.11, 293,202.15 and 126,470.87

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Solution

The fourth proportional to 212,529.11, 293,202.15 and 126,470.87 is: 174,477.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,529.11 : 293,202.15 = 126,470.87 : x
  2. Step 2: Convert to fraction form
    212,529.11/293,202.15 = 126,470.87/x
  3. Step 3: Cross multiply
    212,529.11x = 293,202.15 × 126,470.87
  4. Step 4: Simplify right side
    212,529.11x = 37,081,529,530.36
  5. Step 5: Solve for x
    x = 37,081,529,530.36/212,529.11
  6. Step 6: Final answer
    x = 174,477.42

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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.