Home / 42,850.92-64,164.56-34,485.24

Finding the Fourth Proportional to 42,850.92, 64,164.56 and 34,485.24

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Solution

The fourth proportional to 42,850.92, 64,164.56 and 34,485.24 is: 51,637.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,850.92 : 64,164.56 = 34,485.24 : x
  2. Step 2: Convert to fraction form
    42,850.92/64,164.56 = 34,485.24/x
  3. Step 3: Cross multiply
    42,850.92x = 64,164.56 × 34,485.24
  4. Step 4: Simplify right side
    42,850.92x = 2,212,730,251.09
  5. Step 5: Solve for x
    x = 2,212,730,251.09/42,850.92
  6. Step 6: Final answer
    x = 51,637.87

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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.