Home / 55,048.65-75,964.30-29,898.09

Finding the Fourth Proportional to 55,048.65, 75,964.30 and 29,898.09

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Solution

The fourth proportional to 55,048.65, 75,964.30 and 29,898.09 is: 41,257.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,048.65 : 75,964.30 = 29,898.09 : x
  2. Step 2: Convert to fraction form
    55,048.65/75,964.30 = 29,898.09/x
  3. Step 3: Cross multiply
    55,048.65x = 75,964.30 × 29,898.09
  4. Step 4: Simplify right side
    55,048.65x = 2,271,187,478.19
  5. Step 5: Solve for x
    x = 2,271,187,478.19/55,048.65
  6. Step 6: Final answer
    x = 41,257.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.