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Finding the Fourth Proportional to 113,663.58, 170,435.16 and 50,456.22

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Solution

The fourth proportional to 113,663.58, 170,435.16 and 50,456.22 is: 75,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,663.58 : 170,435.16 = 50,456.22 : x
  2. Step 2: Convert to fraction form
    113,663.58/170,435.16 = 50,456.22/x
  3. Step 3: Cross multiply
    113,663.58x = 170,435.16 × 50,456.22
  4. Step 4: Simplify right side
    113,663.58x = 8,599,513,928.70
  5. Step 5: Solve for x
    x = 8,599,513,928.70/113,663.58
  6. Step 6: Final answer
    x = 75,657.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.