Home / 52,066.25-78,099.37-12,623.36

Finding the Fourth Proportional to 52,066.25, 78,099.37 and 12,623.36

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Solution

The fourth proportional to 52,066.25, 78,099.37 and 12,623.36 is: 18,935.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,066.25 : 78,099.37 = 12,623.36 : x
  2. Step 2: Convert to fraction form
    52,066.25/78,099.37 = 12,623.36/x
  3. Step 3: Cross multiply
    52,066.25x = 78,099.37 × 12,623.36
  4. Step 4: Simplify right side
    52,066.25x = 985,876,463.28
  5. Step 5: Solve for x
    x = 985,876,463.28/52,066.25
  6. Step 6: Final answer
    x = 18,935.04

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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.