Home / 48,135.66-66,458.52-43,091.28

Finding the Fourth Proportional to 48,135.66, 66,458.52 and 43,091.28

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Solution

The fourth proportional to 48,135.66, 66,458.52 and 43,091.28 is: 59,493.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,135.66 : 66,458.52 = 43,091.28 : x
  2. Step 2: Convert to fraction form
    48,135.66/66,458.52 = 43,091.28/x
  3. Step 3: Cross multiply
    48,135.66x = 66,458.52 × 43,091.28
  4. Step 4: Simplify right side
    48,135.66x = 2,863,782,693.71
  5. Step 5: Solve for x
    x = 2,863,782,693.71/48,135.66
  6. Step 6: Final answer
    x = 59,493.99

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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.