Home / 262,211.77-361,849.62-145,923.28

Finding the Fourth Proportional to 262,211.77, 361,849.62 and 145,923.28

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Solution

The fourth proportional to 262,211.77, 361,849.62 and 145,923.28 is: 201,372.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,211.77 : 361,849.62 = 145,923.28 : x
  2. Step 2: Convert to fraction form
    262,211.77/361,849.62 = 145,923.28/x
  3. Step 3: Cross multiply
    262,211.77x = 361,849.62 × 145,923.28
  4. Step 4: Simplify right side
    262,211.77x = 52,802,283,417.15
  5. Step 5: Solve for x
    x = 52,802,283,417.15/262,211.77
  6. Step 6: Final answer
    x = 201,372.67

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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.