Home / 154,889.28-232,336.49-42,568.80

Finding the Fourth Proportional to 154,889.28, 232,336.49 and 42,568.80

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Solution

The fourth proportional to 154,889.28, 232,336.49 and 42,568.80 is: 63,853.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,889.28 : 232,336.49 = 42,568.80 : x
  2. Step 2: Convert to fraction form
    154,889.28/232,336.49 = 42,568.80/x
  3. Step 3: Cross multiply
    154,889.28x = 232,336.49 × 42,568.80
  4. Step 4: Simplify right side
    154,889.28x = 9,890,285,362.67
  5. Step 5: Solve for x
    x = 9,890,285,362.67/154,889.28
  6. Step 6: Final answer
    x = 63,853.90

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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.