Home / 195,436.60-292,280.10-163,943.80

Finding the Fourth Proportional to 195,436.60, 292,280.10 and 163,943.80

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Solution

The fourth proportional to 195,436.60, 292,280.10 and 163,943.80 is: 245,181.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,436.60 : 292,280.10 = 163,943.80 : x
  2. Step 2: Convert to fraction form
    195,436.60/292,280.10 = 163,943.80/x
  3. Step 3: Cross multiply
    195,436.60x = 292,280.10 × 163,943.80
  4. Step 4: Simplify right side
    195,436.60x = 47,917,510,258.38
  5. Step 5: Solve for x
    x = 47,917,510,258.38/195,436.60
  6. Step 6: Final answer
    x = 245,181.87

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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.