Home / 223,867.50-308,929.98-133,202.70

Finding the Fourth Proportional to 223,867.50, 308,929.98 and 133,202.70

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Solution

The fourth proportional to 223,867.50, 308,929.98 and 133,202.70 is: 183,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,867.50 : 308,929.98 = 133,202.70 : x
  2. Step 2: Convert to fraction form
    223,867.50/308,929.98 = 133,202.70/x
  3. Step 3: Cross multiply
    223,867.50x = 308,929.98 × 133,202.70
  4. Step 4: Simplify right side
    223,867.50x = 41,150,307,446.95
  5. Step 5: Solve for x
    x = 41,150,307,446.95/223,867.50
  6. Step 6: Final answer
    x = 183,815.46

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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.