Home / 84,847.50-117,089.55-47,125.26

Finding the Fourth Proportional to 84,847.50, 117,089.55 and 47,125.26

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Solution

The fourth proportional to 84,847.50, 117,089.55 and 47,125.26 is: 65,032.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,847.50 : 117,089.55 = 47,125.26 : x
  2. Step 2: Convert to fraction form
    84,847.50/117,089.55 = 47,125.26/x
  3. Step 3: Cross multiply
    84,847.50x = 117,089.55 × 47,125.26
  4. Step 4: Simplify right side
    84,847.50x = 5,517,875,487.03
  5. Step 5: Solve for x
    x = 5,517,875,487.03/84,847.50
  6. Step 6: Final answer
    x = 65,032.86

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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.