Home / 92,731.23-139,095.32-29,550.48

Finding the Fourth Proportional to 92,731.23, 139,095.32 and 29,550.48

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Solution

The fourth proportional to 92,731.23, 139,095.32 and 29,550.48 is: 44,325.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,731.23 : 139,095.32 = 29,550.48 : x
  2. Step 2: Convert to fraction form
    92,731.23/139,095.32 = 29,550.48/x
  3. Step 3: Cross multiply
    92,731.23x = 139,095.32 × 29,550.48
  4. Step 4: Simplify right side
    92,731.23x = 4,110,333,324.00
  5. Step 5: Solve for x
    x = 4,110,333,324.00/92,731.23
  6. Step 6: Final answer
    x = 44,325.23

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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.