Home / 212,376.18-293,064.03-126,330.42

Finding the Fourth Proportional to 212,376.18, 293,064.03 and 126,330.42

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Solution

The fourth proportional to 212,376.18, 293,064.03 and 126,330.42 is: 174,327.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,376.18 : 293,064.03 = 126,330.42 : x
  2. Step 2: Convert to fraction form
    212,376.18/293,064.03 = 126,330.42/x
  3. Step 3: Cross multiply
    212,376.18x = 293,064.03 × 126,330.42
  4. Step 4: Simplify right side
    212,376.18x = 37,022,901,996.79
  5. Step 5: Solve for x
    x = 37,022,901,996.79/212,376.18
  6. Step 6: Final answer
    x = 174,327.00

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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.