Home / 54,900.18-82,283.85-39,285

Finding the Fourth Proportional to 54,900.18, 82,283.85 and 39,285

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Solution

The fourth proportional to 54,900.18, 82,283.85 and 39,285 is: 58,879.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,900.18 : 82,283.85 = 39,285 : x
  2. Step 2: Convert to fraction form
    54,900.18/82,283.85 = 39,285/x
  3. Step 3: Cross multiply
    54,900.18x = 82,283.85 × 39,285
  4. Step 4: Simplify right side
    54,900.18x = 3,232,521,047.25
  5. Step 5: Solve for x
    x = 3,232,521,047.25/54,900.18
  6. Step 6: Final answer
    x = 58,879.97

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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.