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Finding the Fourth Proportional to 73,483.93, 110,223.46 and 31,930.93

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Solution

The fourth proportional to 73,483.93, 110,223.46 and 31,930.93 is: 47,895.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,483.93 : 110,223.46 = 31,930.93 : x
  2. Step 2: Convert to fraction form
    73,483.93/110,223.46 = 31,930.93/x
  3. Step 3: Cross multiply
    73,483.93x = 110,223.46 × 31,930.93
  4. Step 4: Simplify right side
    73,483.93x = 3,519,537,585.62
  5. Step 5: Solve for x
    x = 3,519,537,585.62/73,483.93
  6. Step 6: Final answer
    x = 47,895.34

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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.