Home / 91,512,143.52-137,268,105.12-23,354,842.56

Finding the Fourth Proportional to 91,512,143.52, 137,268,105.12 and 23,354,842.56

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Solution

The fourth proportional to 91,512,143.52, 137,268,105.12 and 23,354,842.56 is: 35,032,235.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,512,143.52 : 137,268,105.12 = 23,354,842.56 : x
  2. Step 2: Convert to fraction form
    91,512,143.52/137,268,105.12 = 23,354,842.56/x
  3. Step 3: Cross multiply
    91,512,143.52x = 137,268,105.12 × 23,354,842.56
  4. Step 4: Simplify right side
    91,512,143.52x = 3,205,874,983,587,130
  5. Step 5: Solve for x
    x = 3,205,874,983,587,130/91,512,143.52
  6. Step 6: Final answer
    x = 35,032,235.73

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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.