Home / 48,152.09-72,125.26-39,105.43

Finding the Fourth Proportional to 48,152.09, 72,125.26 and 39,105.43

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Solution

The fourth proportional to 48,152.09, 72,125.26 and 39,105.43 is: 58,574.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,152.09 : 72,125.26 = 39,105.43 : x
  2. Step 2: Convert to fraction form
    48,152.09/72,125.26 = 39,105.43/x
  3. Step 3: Cross multiply
    48,152.09x = 72,125.26 × 39,105.43
  4. Step 4: Simplify right side
    48,152.09x = 2,820,489,028.09
  5. Step 5: Solve for x
    x = 2,820,489,028.09/48,152.09
  6. Step 6: Final answer
    x = 58,574.59

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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.