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Finding the Fourth Proportional to 62,057.76, 93,109.20 and 30,464.49

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Solution

The fourth proportional to 62,057.76, 93,109.20 and 30,464.49 is: 45,707.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,057.76 : 93,109.20 = 30,464.49 : x
  2. Step 2: Convert to fraction form
    62,057.76/93,109.20 = 30,464.49/x
  3. Step 3: Cross multiply
    62,057.76x = 93,109.20 × 30,464.49
  4. Step 4: Simplify right side
    62,057.76x = 2,836,524,292.31
  5. Step 5: Solve for x
    x = 2,836,524,292.31/62,057.76
  6. Step 6: Final answer
    x = 45,707.81

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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.