Home / 82,890.04-114,403.06-48,896.44

Finding the Fourth Proportional to 82,890.04, 114,403.06 and 48,896.44

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Solution

The fourth proportional to 82,890.04, 114,403.06 and 48,896.44 is: 67,485.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,890.04 : 114,403.06 = 48,896.44 : x
  2. Step 2: Convert to fraction form
    82,890.04/114,403.06 = 48,896.44/x
  3. Step 3: Cross multiply
    82,890.04x = 114,403.06 × 48,896.44
  4. Step 4: Simplify right side
    82,890.04x = 5,593,902,359.11
  5. Step 5: Solve for x
    x = 5,593,902,359.11/82,890.04
  6. Step 6: Final answer
    x = 67,485.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.