Home / 110,041.10-164,792.45-99,391.38

Finding the Fourth Proportional to 110,041.10, 164,792.45 and 99,391.38

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Solution

The fourth proportional to 110,041.10, 164,792.45 and 99,391.38 is: 148,843.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,041.10 : 164,792.45 = 99,391.38 : x
  2. Step 2: Convert to fraction form
    110,041.10/164,792.45 = 99,391.38/x
  3. Step 3: Cross multiply
    110,041.10x = 164,792.45 × 99,391.38
  4. Step 4: Simplify right side
    110,041.10x = 16,378,949,019.08
  5. Step 5: Solve for x
    x = 16,378,949,019.08/110,041.10
  6. Step 6: Final answer
    x = 148,843.92

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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.