Home / 135,777.02-203,616.93-47,006.69

Finding the Fourth Proportional to 135,777.02, 203,616.93 and 47,006.69

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Solution

The fourth proportional to 135,777.02, 203,616.93 and 47,006.69 is: 70,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,777.02 : 203,616.93 = 47,006.69 : x
  2. Step 2: Convert to fraction form
    135,777.02/203,616.93 = 47,006.69/x
  3. Step 3: Cross multiply
    135,777.02x = 203,616.93 × 47,006.69
  4. Step 4: Simplify right side
    135,777.02x = 9,571,357,907.26
  5. Step 5: Solve for x
    x = 9,571,357,907.26/135,777.02
  6. Step 6: Final answer
    x = 70,493.21

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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.