Home / 146,826.80-220,089.72-99,446.84

Finding the Fourth Proportional to 146,826.80, 220,089.72 and 99,446.84

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Solution

The fourth proportional to 146,826.80, 220,089.72 and 99,446.84 is: 149,068.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,826.80 : 220,089.72 = 99,446.84 : x
  2. Step 2: Convert to fraction form
    146,826.80/220,089.72 = 99,446.84/x
  3. Step 3: Cross multiply
    146,826.80x = 220,089.72 × 99,446.84
  4. Step 4: Simplify right side
    146,826.80x = 21,887,227,170.48
  5. Step 5: Solve for x
    x = 21,887,227,170.48/146,826.80
  6. Step 6: Final answer
    x = 149,068.34

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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.