Home / 107,336.43-148,072.82-75,522.87

Finding the Fourth Proportional to 107,336.43, 148,072.82 and 75,522.87

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Solution

The fourth proportional to 107,336.43, 148,072.82 and 75,522.87 is: 104,185.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,336.43 : 148,072.82 = 75,522.87 : x
  2. Step 2: Convert to fraction form
    107,336.43/148,072.82 = 75,522.87/x
  3. Step 3: Cross multiply
    107,336.43x = 148,072.82 × 75,522.87
  4. Step 4: Simplify right side
    107,336.43x = 11,182,883,957.78
  5. Step 5: Solve for x
    x = 11,182,883,957.78/107,336.43
  6. Step 6: Final answer
    x = 104,185.35

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1.5x scale

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.