Home / 102,725.55-154,154.34-50,106.33

Finding the Fourth Proportional to 102,725.55, 154,154.34 and 50,106.33

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Solution

The fourth proportional to 102,725.55, 154,154.34 and 50,106.33 is: 75,191.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,725.55 : 154,154.34 = 50,106.33 : x
  2. Step 2: Convert to fraction form
    102,725.55/154,154.34 = 50,106.33/x
  3. Step 3: Cross multiply
    102,725.55x = 154,154.34 × 50,106.33
  4. Step 4: Simplify right side
    102,725.55x = 7,724,108,230.97
  5. Step 5: Solve for x
    x = 7,724,108,230.97/102,725.55
  6. Step 6: Final answer
    x = 75,191.70

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1.5x scale

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.