Home / 52,085.80-78,113.26-22,099.64

Finding the Fourth Proportional to 52,085.80, 78,113.26 and 22,099.64

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Solution

The fourth proportional to 52,085.80, 78,113.26 and 22,099.64 is: 33,142.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,085.80 : 78,113.26 = 22,099.64 : x
  2. Step 2: Convert to fraction form
    52,085.80/78,113.26 = 22,099.64/x
  3. Step 3: Cross multiply
    52,085.80x = 78,113.26 × 22,099.64
  4. Step 4: Simplify right side
    52,085.80x = 1,726,274,562.28
  5. Step 5: Solve for x
    x = 1,726,274,562.28/52,085.80
  6. Step 6: Final answer
    x = 33,142.90

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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.