Home / 223,267.62-308,056.05-126,473.70

Finding the Fourth Proportional to 223,267.62, 308,056.05 and 126,473.70

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Solution

The fourth proportional to 223,267.62, 308,056.05 and 126,473.70 is: 174,503.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,267.62 : 308,056.05 = 126,473.70 : x
  2. Step 2: Convert to fraction form
    223,267.62/308,056.05 = 126,473.70/x
  3. Step 3: Cross multiply
    223,267.62x = 308,056.05 × 126,473.70
  4. Step 4: Simplify right side
    223,267.62x = 38,960,988,450.89
  5. Step 5: Solve for x
    x = 38,960,988,450.89/223,267.62
  6. Step 6: Final answer
    x = 174,503.53

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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.