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Finding the Fourth Proportional to 115,657.56, 173,462.29 and 44,555.76

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Solution

The fourth proportional to 115,657.56, 173,462.29 and 44,555.76 is: 66,824.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,657.56 : 173,462.29 = 44,555.76 : x
  2. Step 2: Convert to fraction form
    115,657.56/173,462.29 = 44,555.76/x
  3. Step 3: Cross multiply
    115,657.56x = 173,462.29 × 44,555.76
  4. Step 4: Simplify right side
    115,657.56x = 7,728,744,162.29
  5. Step 5: Solve for x
    x = 7,728,744,162.29/115,657.56
  6. Step 6: Final answer
    x = 66,824.38

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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.