Home / 90,208.44-135,417.39-52,795.37

Finding the Fourth Proportional to 90,208.44, 135,417.39 and 52,795.37

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Solution

The fourth proportional to 90,208.44, 135,417.39 and 52,795.37 is: 79,254.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,208.44 : 135,417.39 = 52,795.37 : x
  2. Step 2: Convert to fraction form
    90,208.44/135,417.39 = 52,795.37/x
  3. Step 3: Cross multiply
    90,208.44x = 135,417.39 × 52,795.37
  4. Step 4: Simplify right side
    90,208.44x = 7,149,410,532.40
  5. Step 5: Solve for x
    x = 7,149,410,532.40/90,208.44
  6. Step 6: Final answer
    x = 79,254.34

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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.