Home / 62,657.21-86,353.90-45,634.46

Finding the Fourth Proportional to 62,657.21, 86,353.90 and 45,634.46

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Solution

The fourth proportional to 62,657.21, 86,353.90 and 45,634.46 is: 62,893.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,657.21 : 86,353.90 = 45,634.46 : x
  2. Step 2: Convert to fraction form
    62,657.21/86,353.90 = 45,634.46/x
  3. Step 3: Cross multiply
    62,657.21x = 86,353.90 × 45,634.46
  4. Step 4: Simplify right side
    62,657.21x = 3,940,713,049.54
  5. Step 5: Solve for x
    x = 3,940,713,049.54/62,657.21
  6. Step 6: Final answer
    x = 62,893.21

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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.