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Finding the Fourth Proportional to 223,237.31, 334,873.13 and 63,310.50

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Solution

The fourth proportional to 223,237.31, 334,873.13 and 63,310.50 is: 94,970.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,237.31 : 334,873.13 = 63,310.50 : x
  2. Step 2: Convert to fraction form
    223,237.31/334,873.13 = 63,310.50/x
  3. Step 3: Cross multiply
    223,237.31x = 334,873.13 × 63,310.50
  4. Step 4: Simplify right side
    223,237.31x = 21,200,984,980.31
  5. Step 5: Solve for x
    x = 21,200,984,980.31/223,237.31
  6. Step 6: Final answer
    x = 94,970.62

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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.