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Finding the Fourth Proportional to 160,955.70, 241,433.55 and 118,965.30

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Solution

The fourth proportional to 160,955.70, 241,433.55 and 118,965.30 is: 178,447.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,955.70 : 241,433.55 = 118,965.30 : x
  2. Step 2: Convert to fraction form
    160,955.70/241,433.55 = 118,965.30/x
  3. Step 3: Cross multiply
    160,955.70x = 241,433.55 × 118,965.30
  4. Step 4: Simplify right side
    160,955.70x = 28,722,214,705.82
  5. Step 5: Solve for x
    x = 28,722,214,705.82/160,955.70
  6. Step 6: Final answer
    x = 178,447.95

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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.