Home / 146,590.60-219,885.90-53,163.40

Finding the Fourth Proportional to 146,590.60, 219,885.90 and 53,163.40

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Solution

The fourth proportional to 146,590.60, 219,885.90 and 53,163.40 is: 79,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,590.60 : 219,885.90 = 53,163.40 : x
  2. Step 2: Convert to fraction form
    146,590.60/219,885.90 = 53,163.40/x
  3. Step 3: Cross multiply
    146,590.60x = 219,885.90 × 53,163.40
  4. Step 4: Simplify right side
    146,590.60x = 11,689,882,056.06
  5. Step 5: Solve for x
    x = 11,689,882,056.06/146,590.60
  6. Step 6: Final answer
    x = 79,745.10

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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.