Home / 72,837.10-100,517.08-41,007.14

Finding the Fourth Proportional to 72,837.10, 100,517.08 and 41,007.14

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Solution

The fourth proportional to 72,837.10, 100,517.08 and 41,007.14 is: 56,590.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,837.10 : 100,517.08 = 41,007.14 : x
  2. Step 2: Convert to fraction form
    72,837.10/100,517.08 = 41,007.14/x
  3. Step 3: Cross multiply
    72,837.10x = 100,517.08 × 41,007.14
  4. Step 4: Simplify right side
    72,837.10x = 4,121,917,366.85
  5. Step 5: Solve for x
    x = 4,121,917,366.85/72,837.10
  6. Step 6: Final answer
    x = 56,590.91

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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.