Home / 146,133.40-219,459.30-112,934.20

Finding the Fourth Proportional to 146,133.40, 219,459.30 and 112,934.20

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Solution

The fourth proportional to 146,133.40, 219,459.30 and 112,934.20 is: 169,601.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,133.40 : 219,459.30 = 112,934.20 : x
  2. Step 2: Convert to fraction form
    146,133.40/219,459.30 = 112,934.20/x
  3. Step 3: Cross multiply
    146,133.40x = 219,459.30 × 112,934.20
  4. Step 4: Simplify right side
    146,133.40x = 24,784,460,478.06
  5. Step 5: Solve for x
    x = 24,784,460,478.06/146,133.40
  6. Step 6: Final answer
    x = 169,601.61

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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.