Home / 84,587.80-116,735.04-48,299.07

Finding the Fourth Proportional to 84,587.80, 116,735.04 and 48,299.07

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Solution

The fourth proportional to 84,587.80, 116,735.04 and 48,299.07 is: 66,654.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,587.80 : 116,735.04 = 48,299.07 : x
  2. Step 2: Convert to fraction form
    84,587.80/116,735.04 = 48,299.07/x
  3. Step 3: Cross multiply
    84,587.80x = 116,735.04 × 48,299.07
  4. Step 4: Simplify right side
    84,587.80x = 5,638,193,626.92
  5. Step 5: Solve for x
    x = 5,638,193,626.92/84,587.80
  6. Step 6: Final answer
    x = 66,654.93

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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.