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Finding the Fourth Proportional to 110,546.45, 152,552.80 and 65,224.52

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Solution

The fourth proportional to 110,546.45, 152,552.80 and 65,224.52 is: 90,009.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,546.45 : 152,552.80 = 65,224.52 : x
  2. Step 2: Convert to fraction form
    110,546.45/152,552.80 = 65,224.52/x
  3. Step 3: Cross multiply
    110,546.45x = 152,552.80 × 65,224.52
  4. Step 4: Simplify right side
    110,546.45x = 9,950,183,154.66
  5. Step 5: Solve for x
    x = 9,950,183,154.66/110,546.45
  6. Step 6: Final answer
    x = 90,009.07

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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.