Home / 148,433.58-205,109.46-108,076.95

Finding the Fourth Proportional to 148,433.58, 205,109.46 and 108,076.95

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Solution

The fourth proportional to 148,433.58, 205,109.46 and 108,076.95 is: 149,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,433.58 : 205,109.46 = 108,076.95 : x
  2. Step 2: Convert to fraction form
    148,433.58/205,109.46 = 108,076.95/x
  3. Step 3: Cross multiply
    148,433.58x = 205,109.46 × 108,076.95
  4. Step 4: Simplify right side
    148,433.58x = 22,167,604,852.95
  5. Step 5: Solve for x
    x = 22,167,604,852.95/148,433.58
  6. Step 6: Final answer
    x = 149,343.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.