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Finding the Fourth Proportional to 160,493.59, 240,739.81 and 48,173.32

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Solution

The fourth proportional to 160,493.59, 240,739.81 and 48,173.32 is: 72,259.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,493.59 : 240,739.81 = 48,173.32 : x
  2. Step 2: Convert to fraction form
    160,493.59/240,739.81 = 48,173.32/x
  3. Step 3: Cross multiply
    160,493.59x = 240,739.81 × 48,173.32
  4. Step 4: Simplify right side
    160,493.59x = 11,597,236,084.36
  5. Step 5: Solve for x
    x = 11,597,236,084.36/160,493.59
  6. Step 6: Final answer
    x = 72,259.81

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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.