Home / 212,359.68-293,041.26-126,313.92

Finding the Fourth Proportional to 212,359.68, 293,041.26 and 126,313.92

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Solution

The fourth proportional to 212,359.68, 293,041.26 and 126,313.92 is: 174,304.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,359.68 : 293,041.26 = 126,313.92 : x
  2. Step 2: Convert to fraction form
    212,359.68/293,041.26 = 126,313.92/x
  3. Step 3: Cross multiply
    212,359.68x = 293,041.26 × 126,313.92
  4. Step 4: Simplify right side
    212,359.68x = 37,015,190,272.34
  5. Step 5: Solve for x
    x = 37,015,190,272.34/212,359.68
  6. Step 6: Final answer
    x = 174,304.23

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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.