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Finding the Fourth Proportional to 110,335.56, 152,274.28 and 65,028.13

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Solution

The fourth proportional to 110,335.56, 152,274.28 and 65,028.13 is: 89,745.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,335.56 : 152,274.28 = 65,028.13 : x
  2. Step 2: Convert to fraction form
    110,335.56/152,274.28 = 65,028.13/x
  3. Step 3: Cross multiply
    110,335.56x = 152,274.28 × 65,028.13
  4. Step 4: Simplify right side
    110,335.56x = 9,902,111,675.50
  5. Step 5: Solve for x
    x = 9,902,111,675.50/110,335.56
  6. Step 6: Final answer
    x = 89,745.42

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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.