Home / 146,218.60-219,036.30-83,816.20

Finding the Fourth Proportional to 146,218.60, 219,036.30 and 83,816.20

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Solution

The fourth proportional to 146,218.60, 219,036.30 and 83,816.20 is: 125,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,218.60 : 219,036.30 = 83,816.20 : x
  2. Step 2: Convert to fraction form
    146,218.60/219,036.30 = 83,816.20/x
  3. Step 3: Cross multiply
    146,218.60x = 219,036.30 × 83,816.20
  4. Step 4: Simplify right side
    146,218.60x = 18,358,790,328.06
  5. Step 5: Solve for x
    x = 18,358,790,328.06/146,218.60
  6. Step 6: Final answer
    x = 125,557.15

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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.