Home / 72,838.06-100,516.26-41,007.04

Finding the Fourth Proportional to 72,838.06, 100,516.26 and 41,007.04

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Solution

The fourth proportional to 72,838.06, 100,516.26 and 41,007.04 is: 56,589.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,838.06 : 100,516.26 = 41,007.04 : x
  2. Step 2: Convert to fraction form
    72,838.06/100,516.26 = 41,007.04/x
  3. Step 3: Cross multiply
    72,838.06x = 100,516.26 × 41,007.04
  4. Step 4: Simplify right side
    72,838.06x = 4,121,874,294.47
  5. Step 5: Solve for x
    x = 4,121,874,294.47/72,838.06
  6. Step 6: Final answer
    x = 56,589.57

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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.