Home / 120,504.24-166,307.58-70,200

Finding the Fourth Proportional to 120,504.24, 166,307.58 and 70,200

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Solution

The fourth proportional to 120,504.24, 166,307.58 and 70,200 is: 96,882.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,504.24 : 166,307.58 = 70,200 : x
  2. Step 2: Convert to fraction form
    120,504.24/166,307.58 = 70,200/x
  3. Step 3: Cross multiply
    120,504.24x = 166,307.58 × 70,200
  4. Step 4: Simplify right side
    120,504.24x = 11,674,792,116
  5. Step 5: Solve for x
    x = 11,674,792,116/120,504.24
  6. Step 6: Final answer
    x = 96,882.83

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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.