Home / 148,429.40-222,773.70-118,772.60

Finding the Fourth Proportional to 148,429.40, 222,773.70 and 118,772.60

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Solution

The fourth proportional to 148,429.40, 222,773.70 and 118,772.60 is: 178,262.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,429.40 : 222,773.70 = 118,772.60 : x
  2. Step 2: Convert to fraction form
    148,429.40/222,773.70 = 118,772.60/x
  3. Step 3: Cross multiply
    148,429.40x = 222,773.70 × 118,772.60
  4. Step 4: Simplify right side
    148,429.40x = 26,459,411,560.62
  5. Step 5: Solve for x
    x = 26,459,411,560.62/148,429.40
  6. Step 6: Final answer
    x = 178,262.61

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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.