Home / 103,661,492.20-143,050,121.22-57,250,747.24

Finding the Fourth Proportional to 103,661,492.20, 143,050,121.22 and 57,250,747.24

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Solution

The fourth proportional to 103,661,492.20, 143,050,121.22 and 57,250,747.24 is: 79,004,519.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,661,492.20 : 143,050,121.22 = 57,250,747.24 : x
  2. Step 2: Convert to fraction form
    103,661,492.20/143,050,121.22 = 57,250,747.24/x
  3. Step 3: Cross multiply
    103,661,492.20x = 143,050,121.22 × 57,250,747.24
  4. Step 4: Simplify right side
    103,661,492.20x = 8,189,726,332,617,581
  5. Step 5: Solve for x
    x = 8,189,726,332,617,581/103,661,492.20
  6. Step 6: Final answer
    x = 79,004,519.02

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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.