Home / 146,046.40-219,069.60-57,302.80

Finding the Fourth Proportional to 146,046.40, 219,069.60 and 57,302.80

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Solution

The fourth proportional to 146,046.40, 219,069.60 and 57,302.80 is: 85,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,046.40 : 219,069.60 = 57,302.80 : x
  2. Step 2: Convert to fraction form
    146,046.40/219,069.60 = 57,302.80/x
  3. Step 3: Cross multiply
    146,046.40x = 219,069.60 × 57,302.80
  4. Step 4: Simplify right side
    146,046.40x = 12,553,301,474.88
  5. Step 5: Solve for x
    x = 12,553,301,474.88/146,046.40
  6. Step 6: Final answer
    x = 85,954.20

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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.