Home / 110,397.94-152,369.03-65,073.24

Finding the Fourth Proportional to 110,397.94, 152,369.03 and 65,073.24

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Solution

The fourth proportional to 110,397.94, 152,369.03 and 65,073.24 is: 89,812.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,397.94 : 152,369.03 = 65,073.24 : x
  2. Step 2: Convert to fraction form
    110,397.94/152,369.03 = 65,073.24/x
  3. Step 3: Cross multiply
    110,397.94x = 152,369.03 × 65,073.24
  4. Step 4: Simplify right side
    110,397.94x = 9,915,146,620.44
  5. Step 5: Solve for x
    x = 9,915,146,620.44/110,397.94
  6. Step 6: Final answer
    x = 89,812.79

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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.