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Finding the Fourth Proportional to 84,674.56, 116,835.60 and 48,866.08

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Solution

The fourth proportional to 84,674.56, 116,835.60 and 48,866.08 is: 67,426.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,674.56 : 116,835.60 = 48,866.08 : x
  2. Step 2: Convert to fraction form
    84,674.56/116,835.60 = 48,866.08/x
  3. Step 3: Cross multiply
    84,674.56x = 116,835.60 × 48,866.08
  4. Step 4: Simplify right side
    84,674.56x = 5,709,297,776.45
  5. Step 5: Solve for x
    x = 5,709,297,776.45/84,674.56
  6. Step 6: Final answer
    x = 67,426.36

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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.