Home / 150,404.94-225,570.60-66,186.36

Finding the Fourth Proportional to 150,404.94, 225,570.60 and 66,186.36

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Solution

The fourth proportional to 150,404.94, 225,570.60 and 66,186.36 is: 99,263.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,404.94 : 225,570.60 = 66,186.36 : x
  2. Step 2: Convert to fraction form
    150,404.94/225,570.60 = 66,186.36/x
  3. Step 3: Cross multiply
    150,404.94x = 225,570.60 × 66,186.36
  4. Step 4: Simplify right side
    150,404.94x = 14,929,696,937.02
  5. Step 5: Solve for x
    x = 14,929,696,937.02/150,404.94
  6. Step 6: Final answer
    x = 99,263.34

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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.