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Finding the Fourth Proportional to 294,173.36, 441,172.08 and 107,141.12

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Solution

The fourth proportional to 294,173.36, 441,172.08 and 107,141.12 is: 160,679.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,173.36 : 441,172.08 = 107,141.12 : x
  2. Step 2: Convert to fraction form
    294,173.36/441,172.08 = 107,141.12/x
  3. Step 3: Cross multiply
    294,173.36x = 441,172.08 × 107,141.12
  4. Step 4: Simplify right side
    294,173.36x = 47,267,670,763.93
  5. Step 5: Solve for x
    x = 47,267,670,763.93/294,173.36
  6. Step 6: Final answer
    x = 160,679.64

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1.5x scale

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.