Home / 93,102.24-139,675.20-30,772.68

Finding the Fourth Proportional to 93,102.24, 139,675.20 and 30,772.68

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Solution

The fourth proportional to 93,102.24, 139,675.20 and 30,772.68 is: 46,166.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,102.24 : 139,675.20 = 30,772.68 : x
  2. Step 2: Convert to fraction form
    93,102.24/139,675.20 = 30,772.68/x
  3. Step 3: Cross multiply
    93,102.24x = 139,675.20 × 30,772.68
  4. Step 4: Simplify right side
    93,102.24x = 4,298,180,233.54
  5. Step 5: Solve for x
    x = 4,298,180,233.54/93,102.24
  6. Step 6: Final answer
    x = 46,166.24

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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.