Home / 146,577.80-219,704.70-57,801.80

Finding the Fourth Proportional to 146,577.80, 219,704.70 and 57,801.80

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Solution

The fourth proportional to 146,577.80, 219,704.70 and 57,801.80 is: 86,638.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,577.80 : 219,704.70 = 57,801.80 : x
  2. Step 2: Convert to fraction form
    146,577.80/219,704.70 = 57,801.80/x
  3. Step 3: Cross multiply
    146,577.80x = 219,704.70 × 57,801.80
  4. Step 4: Simplify right side
    146,577.80x = 12,699,327,128.46
  5. Step 5: Solve for x
    x = 12,699,327,128.46/146,577.80
  6. Step 6: Final answer
    x = 86,638.82

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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.