Home / 223,280.28-307,915.65-146,664.18

Finding the Fourth Proportional to 223,280.28, 307,915.65 and 146,664.18

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Solution

The fourth proportional to 223,280.28, 307,915.65 and 146,664.18 is: 202,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,280.28 : 307,915.65 = 146,664.18 : x
  2. Step 2: Convert to fraction form
    223,280.28/307,915.65 = 146,664.18/x
  3. Step 3: Cross multiply
    223,280.28x = 307,915.65 × 146,664.18
  4. Step 4: Simplify right side
    223,280.28x = 45,160,196,316.42
  5. Step 5: Solve for x
    x = 45,160,196,316.42/223,280.28
  6. Step 6: Final answer
    x = 202,257.88

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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.