Home / 146,814.20-220,682.10-144,049.40

Finding the Fourth Proportional to 146,814.20, 220,682.10 and 144,049.40

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Solution

The fourth proportional to 146,814.20, 220,682.10 and 144,049.40 is: 216,526.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,814.20 : 220,682.10 = 144,049.40 : x
  2. Step 2: Convert to fraction form
    146,814.20/220,682.10 = 144,049.40/x
  3. Step 3: Cross multiply
    146,814.20x = 220,682.10 × 144,049.40
  4. Step 4: Simplify right side
    146,814.20x = 31,789,124,095.74
  5. Step 5: Solve for x
    x = 31,789,124,095.74/146,814.20
  6. Step 6: Final answer
    x = 216,526.22

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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.