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Finding the Fourth Proportional to 110,856.42, 152,982 and 60,555.42

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Solution

The fourth proportional to 110,856.42, 152,982 and 60,555.42 is: 83,566.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,856.42 : 152,982 = 60,555.42 : x
  2. Step 2: Convert to fraction form
    110,856.42/152,982 = 60,555.42/x
  3. Step 3: Cross multiply
    110,856.42x = 152,982 × 60,555.42
  4. Step 4: Simplify right side
    110,856.42x = 9,263,889,262.44
  5. Step 5: Solve for x
    x = 9,263,889,262.44/110,856.42
  6. Step 6: Final answer
    x = 83,566.56

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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.