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Finding the Fourth Proportional to 52,533.80, 78,858.30 and 32,834.60

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Solution

The fourth proportional to 52,533.80, 78,858.30 and 32,834.60 is: 49,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,533.80 : 78,858.30 = 32,834.60 : x
  2. Step 2: Convert to fraction form
    52,533.80/78,858.30 = 32,834.60/x
  3. Step 3: Cross multiply
    52,533.80x = 78,858.30 × 32,834.60
  4. Step 4: Simplify right side
    52,533.80x = 2,589,280,737.18
  5. Step 5: Solve for x
    x = 2,589,280,737.18/52,533.80
  6. Step 6: Final answer
    x = 49,287.90

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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.