Home / 109,369.80-164,077.20-41,897.16

Finding the Fourth Proportional to 109,369.80, 164,077.20 and 41,897.16

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Solution

The fourth proportional to 109,369.80, 164,077.20 and 41,897.16 is: 62,854.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,369.80 : 164,077.20 = 41,897.16 : x
  2. Step 2: Convert to fraction form
    109,369.80/164,077.20 = 41,897.16/x
  3. Step 3: Cross multiply
    109,369.80x = 164,077.20 × 41,897.16
  4. Step 4: Simplify right side
    109,369.80x = 6,874,368,700.75
  5. Step 5: Solve for x
    x = 6,874,368,700.75/109,369.80
  6. Step 6: Final answer
    x = 62,854.36

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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.