Home / 73,995.71-102,113.91-40,004.19

Finding the Fourth Proportional to 73,995.71, 102,113.91 and 40,004.19

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Solution

The fourth proportional to 73,995.71, 102,113.91 and 40,004.19 is: 55,205.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,995.71 : 102,113.91 = 40,004.19 : x
  2. Step 2: Convert to fraction form
    73,995.71/102,113.91 = 40,004.19/x
  3. Step 3: Cross multiply
    73,995.71x = 102,113.91 × 40,004.19
  4. Step 4: Simplify right side
    73,995.71x = 4,084,984,257.28
  5. Step 5: Solve for x
    x = 4,084,984,257.28/73,995.71
  6. Step 6: Final answer
    x = 55,205.69

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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.