Home / 222,119.41-333,178.84-72,359.45

Finding the Fourth Proportional to 222,119.41, 333,178.84 and 72,359.45

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Solution

The fourth proportional to 222,119.41, 333,178.84 and 72,359.45 is: 108,539.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,119.41 : 333,178.84 = 72,359.45 : x
  2. Step 2: Convert to fraction form
    222,119.41/333,178.84 = 72,359.45/x
  3. Step 3: Cross multiply
    222,119.41x = 333,178.84 × 72,359.45
  4. Step 4: Simplify right side
    222,119.41x = 24,108,637,614.04
  5. Step 5: Solve for x
    x = 24,108,637,614.04/222,119.41
  6. Step 6: Final answer
    x = 108,539.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.