Home / 109,579.80-164,369.70-62,923.80

Finding the Fourth Proportional to 109,579.80, 164,369.70 and 62,923.80

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Solution

The fourth proportional to 109,579.80, 164,369.70 and 62,923.80 is: 94,385.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,579.80 : 164,369.70 = 62,923.80 : x
  2. Step 2: Convert to fraction form
    109,579.80/164,369.70 = 62,923.80/x
  3. Step 3: Cross multiply
    109,579.80x = 164,369.70 × 62,923.80
  4. Step 4: Simplify right side
    109,579.80x = 10,342,766,128.86
  5. Step 5: Solve for x
    x = 10,342,766,128.86/109,579.80
  6. Step 6: Final answer
    x = 94,385.70

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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.