Home / 112,997.43-169,495.98-46,390.64

Finding the Fourth Proportional to 112,997.43, 169,495.98 and 46,390.64

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Solution

The fourth proportional to 112,997.43, 169,495.98 and 46,390.64 is: 69,585.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,997.43 : 169,495.98 = 46,390.64 : x
  2. Step 2: Convert to fraction form
    112,997.43/169,495.98 = 46,390.64/x
  3. Step 3: Cross multiply
    112,997.43x = 169,495.98 × 46,390.64
  4. Step 4: Simplify right side
    112,997.43x = 7,863,026,142.15
  5. Step 5: Solve for x
    x = 7,863,026,142.15/112,997.43
  6. Step 6: Final answer
    x = 69,585.88

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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.