Home / 49,462.65-74,133.09-28,133.26

Finding the Fourth Proportional to 49,462.65, 74,133.09 and 28,133.26

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Solution

The fourth proportional to 49,462.65, 74,133.09 and 28,133.26 is: 42,165.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,462.65 : 74,133.09 = 28,133.26 : x
  2. Step 2: Convert to fraction form
    49,462.65/74,133.09 = 28,133.26/x
  3. Step 3: Cross multiply
    49,462.65x = 74,133.09 × 28,133.26
  4. Step 4: Simplify right side
    49,462.65x = 2,085,605,495.57
  5. Step 5: Solve for x
    x = 2,085,605,495.57/49,462.65
  6. Step 6: Final answer
    x = 42,165.26

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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.