Home / 146,141.60-219,212.40-98,902.40

Finding the Fourth Proportional to 146,141.60, 219,212.40 and 98,902.40

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Solution

The fourth proportional to 146,141.60, 219,212.40 and 98,902.40 is: 148,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,141.60 : 219,212.40 = 98,902.40 : x
  2. Step 2: Convert to fraction form
    146,141.60/219,212.40 = 98,902.40/x
  3. Step 3: Cross multiply
    146,141.60x = 219,212.40 × 98,902.40
  4. Step 4: Simplify right side
    146,141.60x = 21,680,632,469.76
  5. Step 5: Solve for x
    x = 21,680,632,469.76/146,141.60
  6. Step 6: Final answer
    x = 148,353.60

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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.