Home / 175,964.20-263,946.30-42,843.40

Finding the Fourth Proportional to 175,964.20, 263,946.30 and 42,843.40

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Solution

The fourth proportional to 175,964.20, 263,946.30 and 42,843.40 is: 64,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,964.20 : 263,946.30 = 42,843.40 : x
  2. Step 2: Convert to fraction form
    175,964.20/263,946.30 = 42,843.40/x
  3. Step 3: Cross multiply
    175,964.20x = 263,946.30 × 42,843.40
  4. Step 4: Simplify right side
    175,964.20x = 11,308,356,909.42
  5. Step 5: Solve for x
    x = 11,308,356,909.42/175,964.20
  6. Step 6: Final answer
    x = 64,265.10

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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.