Home / 146,562.40-219,745.05-57,770.20

Finding the Fourth Proportional to 146,562.40, 219,745.05 and 57,770.20

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Solution

The fourth proportional to 146,562.40, 219,745.05 and 57,770.20 is: 86,616.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,562.40 : 219,745.05 = 57,770.20 : x
  2. Step 2: Convert to fraction form
    146,562.40/219,745.05 = 57,770.20/x
  3. Step 3: Cross multiply
    146,562.40x = 219,745.05 × 57,770.20
  4. Step 4: Simplify right side
    146,562.40x = 12,694,715,487.51
  5. Step 5: Solve for x
    x = 12,694,715,487.51/146,562.40
  6. Step 6: Final answer
    x = 86,616.45

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1.5x scale

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.