Home / 76,222.02-114,190.47-67,985.94

Finding the Fourth Proportional to 76,222.02, 114,190.47 and 67,985.94

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Solution

The fourth proportional to 76,222.02, 114,190.47 and 67,985.94 is: 101,851.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,222.02 : 114,190.47 = 67,985.94 : x
  2. Step 2: Convert to fraction form
    76,222.02/114,190.47 = 67,985.94/x
  3. Step 3: Cross multiply
    76,222.02x = 114,190.47 × 67,985.94
  4. Step 4: Simplify right side
    76,222.02x = 7,763,346,441.99
  5. Step 5: Solve for x
    x = 7,763,346,441.99/76,222.02
  6. Step 6: Final answer
    x = 101,851.75

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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.