Home / 45,027.66-67,220.03-39,124.38

Finding the Fourth Proportional to 45,027.66, 67,220.03 and 39,124.38

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Solution

The fourth proportional to 45,027.66, 67,220.03 and 39,124.38 is: 58,407.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,027.66 : 67,220.03 = 39,124.38 : x
  2. Step 2: Convert to fraction form
    45,027.66/67,220.03 = 39,124.38/x
  3. Step 3: Cross multiply
    45,027.66x = 67,220.03 × 39,124.38
  4. Step 4: Simplify right side
    45,027.66x = 2,629,941,997.33
  5. Step 5: Solve for x
    x = 2,629,941,997.33/45,027.66
  6. Step 6: Final answer
    x = 58,407.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.