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Finding the Fourth Proportional to 161,176, 241,772.64 and 50,376.64

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Solution

The fourth proportional to 161,176, 241,772.64 and 50,376.64 is: 75,567.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,176 : 241,772.64 = 50,376.64 : x
  2. Step 2: Convert to fraction form
    161,176/241,772.64 = 50,376.64/x
  3. Step 3: Cross multiply
    161,176x = 241,772.64 × 50,376.64
  4. Step 4: Simplify right side
    161,176x = 12,179,693,247.13
  5. Step 5: Solve for x
    x = 12,179,693,247.13/161,176
  6. Step 6: Final answer
    x = 75,567.66

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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.