Home / 148,195.05-221,815.26-97,635.81

Finding the Fourth Proportional to 148,195.05, 221,815.26 and 97,635.81

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Solution

The fourth proportional to 148,195.05, 221,815.26 and 97,635.81 is: 146,139.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,195.05 : 221,815.26 = 97,635.81 : x
  2. Step 2: Convert to fraction form
    148,195.05/221,815.26 = 97,635.81/x
  3. Step 3: Cross multiply
    148,195.05x = 221,815.26 × 97,635.81
  4. Step 4: Simplify right side
    148,195.05x = 21,657,112,580.46
  5. Step 5: Solve for x
    x = 21,657,112,580.46/148,195.05
  6. Step 6: Final answer
    x = 146,139.24

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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.