Home / 111,835.02-167,493.33-67,364.58

Finding the Fourth Proportional to 111,835.02, 167,493.33 and 67,364.58

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Solution

The fourth proportional to 111,835.02, 167,493.33 and 67,364.58 is: 100,890.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,835.02 : 167,493.33 = 67,364.58 : x
  2. Step 2: Convert to fraction form
    111,835.02/167,493.33 = 67,364.58/x
  3. Step 3: Cross multiply
    111,835.02x = 167,493.33 × 67,364.58
  4. Step 4: Simplify right side
    111,835.02x = 11,283,117,828.25
  5. Step 5: Solve for x
    x = 11,283,117,828.25/111,835.02
  6. Step 6: Final answer
    x = 100,890.74

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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.