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Finding the Fourth Proportional to 222,117.40, 333,175.84 and 72,357.45

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Solution

The fourth proportional to 222,117.40, 333,175.84 and 72,357.45 is: 108,536.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,117.40 : 333,175.84 = 72,357.45 : x
  2. Step 2: Convert to fraction form
    222,117.40/333,175.84 = 72,357.45/x
  3. Step 3: Cross multiply
    222,117.40x = 333,175.84 × 72,357.45
  4. Step 4: Simplify right side
    222,117.40x = 24,107,754,184.01
  5. Step 5: Solve for x
    x = 24,107,754,184.01/222,117.40
  6. Step 6: Final answer
    x = 108,536.09

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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.