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Finding the Fourth Proportional to 158,846.56, 219,097.62 and 134,807.68

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Solution

The fourth proportional to 158,846.56, 219,097.62 and 134,807.68 is: 185,940.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,846.56 : 219,097.62 = 134,807.68 : x
  2. Step 2: Convert to fraction form
    158,846.56/219,097.62 = 134,807.68/x
  3. Step 3: Cross multiply
    158,846.56x = 219,097.62 × 134,807.68
  4. Step 4: Simplify right side
    158,846.56x = 29,536,041,845.72
  5. Step 5: Solve for x
    x = 29,536,041,845.72/158,846.56
  6. Step 6: Final answer
    x = 185,940.71

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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.