Home / 93,215.66-139,827-25,754.54

Finding the Fourth Proportional to 93,215.66, 139,827 and 25,754.54

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Solution

The fourth proportional to 93,215.66, 139,827 and 25,754.54 is: 38,632.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,215.66 : 139,827 = 25,754.54 : x
  2. Step 2: Convert to fraction form
    93,215.66/139,827 = 25,754.54/x
  3. Step 3: Cross multiply
    93,215.66x = 139,827 × 25,754.54
  4. Step 4: Simplify right side
    93,215.66x = 3,601,180,064.58
  5. Step 5: Solve for x
    x = 3,601,180,064.58/93,215.66
  6. Step 6: Final answer
    x = 38,632.78

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1.5x scale

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.