Home / 132,433.60-198,648.64-62,263.28

Finding the Fourth Proportional to 132,433.60, 198,648.64 and 62,263.28

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Solution

The fourth proportional to 132,433.60, 198,648.64 and 62,263.28 is: 93,394.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,433.60 : 198,648.64 = 62,263.28 : x
  2. Step 2: Convert to fraction form
    132,433.60/198,648.64 = 62,263.28/x
  3. Step 3: Cross multiply
    132,433.60x = 198,648.64 × 62,263.28
  4. Step 4: Simplify right side
    132,433.60x = 12,368,515,893.94
  5. Step 5: Solve for x
    x = 12,368,515,893.94/132,433.60
  6. Step 6: Final answer
    x = 93,394.09

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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.