Home / 73,128.12-100,923.57-44,441.16

Finding the Fourth Proportional to 73,128.12, 100,923.57 and 44,441.16

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Solution

The fourth proportional to 73,128.12, 100,923.57 and 44,441.16 is: 61,332.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,128.12 : 100,923.57 = 44,441.16 : x
  2. Step 2: Convert to fraction form
    73,128.12/100,923.57 = 44,441.16/x
  3. Step 3: Cross multiply
    73,128.12x = 100,923.57 × 44,441.16
  4. Step 4: Simplify right side
    73,128.12x = 4,485,160,522.14
  5. Step 5: Solve for x
    x = 4,485,160,522.14/73,128.12
  6. Step 6: Final answer
    x = 61,332.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.