Home / 146,530.30-219,795.45-130,200.70

Finding the Fourth Proportional to 146,530.30, 219,795.45 and 130,200.70

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Solution

The fourth proportional to 146,530.30, 219,795.45 and 130,200.70 is: 195,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,530.30 : 219,795.45 = 130,200.70 : x
  2. Step 2: Convert to fraction form
    146,530.30/219,795.45 = 130,200.70/x
  3. Step 3: Cross multiply
    146,530.30x = 219,795.45 × 130,200.70
  4. Step 4: Simplify right side
    146,530.30x = 28,617,521,446.82
  5. Step 5: Solve for x
    x = 28,617,521,446.82/146,530.30
  6. Step 6: Final answer
    x = 195,301.05

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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.