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Finding the Fourth Proportional to 222,179.39, 333,303.64 and 72,384.81

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Solution

The fourth proportional to 222,179.39, 333,303.64 and 72,384.81 is: 108,588.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,179.39 : 333,303.64 = 72,384.81 : x
  2. Step 2: Convert to fraction form
    222,179.39/333,303.64 = 72,384.81/x
  3. Step 3: Cross multiply
    222,179.39x = 333,303.64 × 72,384.81
  4. Step 4: Simplify right side
    222,179.39x = 24,126,120,653.71
  5. Step 5: Solve for x
    x = 24,126,120,653.71/222,179.39
  6. Step 6: Final answer
    x = 108,588.47

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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.