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Finding the Fourth Proportional to 46,157, 68,873.22 and 43,335.77

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Solution

The fourth proportional to 46,157, 68,873.22 and 43,335.77 is: 64,663.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,157 : 68,873.22 = 43,335.77 : x
  2. Step 2: Convert to fraction form
    46,157/68,873.22 = 43,335.77/x
  3. Step 3: Cross multiply
    46,157x = 68,873.22 × 43,335.77
  4. Step 4: Simplify right side
    46,157x = 2,984,673,804.40
  5. Step 5: Solve for x
    x = 2,984,673,804.40/46,157
  6. Step 6: Final answer
    x = 64,663.51

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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.