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Finding the Fourth Proportional to 222,937.41, 307,653.18 and 120,962.82

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Solution

The fourth proportional to 222,937.41, 307,653.18 and 120,962.82 is: 166,928.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,937.41 : 307,653.18 = 120,962.82 : x
  2. Step 2: Convert to fraction form
    222,937.41/307,653.18 = 120,962.82/x
  3. Step 3: Cross multiply
    222,937.41x = 307,653.18 × 120,962.82
  4. Step 4: Simplify right side
    222,937.41x = 37,214,596,234.77
  5. Step 5: Solve for x
    x = 37,214,596,234.77/222,937.41
  6. Step 6: Final answer
    x = 166,928.45

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1.5x scale

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.