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Finding the Fourth Proportional to 163,957.80, 245,936.70 and 160,847.40

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Solution

The fourth proportional to 163,957.80, 245,936.70 and 160,847.40 is: 241,271.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,957.80 : 245,936.70 = 160,847.40 : x
  2. Step 2: Convert to fraction form
    163,957.80/245,936.70 = 160,847.40/x
  3. Step 3: Cross multiply
    163,957.80x = 245,936.70 × 160,847.40
  4. Step 4: Simplify right side
    163,957.80x = 39,558,278,759.58
  5. Step 5: Solve for x
    x = 39,558,278,759.58/163,957.80
  6. Step 6: Final answer
    x = 241,271.10

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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.