Home / 48,145.06-66,458.40-43,100.22

Finding the Fourth Proportional to 48,145.06, 66,458.40 and 43,100.22

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Solution

The fourth proportional to 48,145.06, 66,458.40 and 43,100.22 is: 59,494.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,145.06 : 66,458.40 = 43,100.22 : x
  2. Step 2: Convert to fraction form
    48,145.06/66,458.40 = 43,100.22/x
  3. Step 3: Cross multiply
    48,145.06x = 66,458.40 × 43,100.22
  4. Step 4: Simplify right side
    48,145.06x = 2,864,371,660.85
  5. Step 5: Solve for x
    x = 2,864,371,660.85/48,145.06
  6. Step 6: Final answer
    x = 59,494.61

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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.