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Finding the Fourth Proportional to 93,369.54, 140,054.34 and 31,040.04

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Solution

The fourth proportional to 93,369.54, 140,054.34 and 31,040.04 is: 46,560.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,369.54 : 140,054.34 = 31,040.04 : x
  2. Step 2: Convert to fraction form
    93,369.54/140,054.34 = 31,040.04/x
  3. Step 3: Cross multiply
    93,369.54x = 140,054.34 × 31,040.04
  4. Step 4: Simplify right side
    93,369.54x = 4,347,292,315.77
  5. Step 5: Solve for x
    x = 4,347,292,315.77/93,369.54
  6. Step 6: Final answer
    x = 46,560.07

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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.