Home / 49,964.20-74,946.30-47,048.20

Finding the Fourth Proportional to 49,964.20, 74,946.30 and 47,048.20

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Solution

The fourth proportional to 49,964.20, 74,946.30 and 47,048.20 is: 70,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,964.20 : 74,946.30 = 47,048.20 : x
  2. Step 2: Convert to fraction form
    49,964.20/74,946.30 = 47,048.20/x
  3. Step 3: Cross multiply
    49,964.20x = 74,946.30 × 47,048.20
  4. Step 4: Simplify right side
    49,964.20x = 3,526,088,511.66
  5. Step 5: Solve for x
    x = 3,526,088,511.66/49,964.20
  6. Step 6: Final answer
    x = 70,572.30

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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.