Home / 148,813.72-205,276.62-97,835.56

Finding the Fourth Proportional to 148,813.72, 205,276.62 and 97,835.56

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Solution

The fourth proportional to 148,813.72, 205,276.62 and 97,835.56 is: 134,956.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,813.72 : 205,276.62 = 97,835.56 : x
  2. Step 2: Convert to fraction form
    148,813.72/205,276.62 = 97,835.56/x
  3. Step 3: Cross multiply
    148,813.72x = 205,276.62 × 97,835.56
  4. Step 4: Simplify right side
    148,813.72x = 20,083,353,072.61
  5. Step 5: Solve for x
    x = 20,083,353,072.61/148,813.72
  6. Step 6: Final answer
    x = 134,956.33

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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.