Home / 93,334.77-139,990.24-30,148.33

Finding the Fourth Proportional to 93,334.77, 139,990.24 and 30,148.33

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Solution

The fourth proportional to 93,334.77, 139,990.24 and 30,148.33 is: 45,218.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,334.77 : 139,990.24 = 30,148.33 : x
  2. Step 2: Convert to fraction form
    93,334.77/139,990.24 = 30,148.33/x
  3. Step 3: Cross multiply
    93,334.77x = 139,990.24 × 30,148.33
  4. Step 4: Simplify right side
    93,334.77x = 4,220,471,526.95
  5. Step 5: Solve for x
    x = 4,220,471,526.95/93,334.77
  6. Step 6: Final answer
    x = 45,218.64

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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.