Home / 146,314.80-219,545.10-83,183.40

Finding the Fourth Proportional to 146,314.80, 219,545.10 and 83,183.40

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Solution

The fourth proportional to 146,314.80, 219,545.10 and 83,183.40 is: 124,816.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,314.80 : 219,545.10 = 83,183.40 : x
  2. Step 2: Convert to fraction form
    146,314.80/219,545.10 = 83,183.40/x
  3. Step 3: Cross multiply
    146,314.80x = 219,545.10 × 83,183.40
  4. Step 4: Simplify right side
    146,314.80x = 18,262,507,871.34
  5. Step 5: Solve for x
    x = 18,262,507,871.34/146,314.80
  6. Step 6: Final answer
    x = 124,816.55

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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.