Home / 223,435.20-334,963.98-96,979.80

Finding the Fourth Proportional to 223,435.20, 334,963.98 and 96,979.80

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Solution

The fourth proportional to 223,435.20, 334,963.98 and 96,979.80 is: 145,387.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,435.20 : 334,963.98 = 96,979.80 : x
  2. Step 2: Convert to fraction form
    223,435.20/334,963.98 = 96,979.80/x
  3. Step 3: Cross multiply
    223,435.20x = 334,963.98 × 96,979.80
  4. Step 4: Simplify right side
    223,435.20x = 32,484,739,787.60
  5. Step 5: Solve for x
    x = 32,484,739,787.60/223,435.20
  6. Step 6: Final answer
    x = 145,387.74

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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.