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Finding the Fourth Proportional to 104,193.94, 156,290.91 and 25,307.64

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Solution

The fourth proportional to 104,193.94, 156,290.91 and 25,307.64 is: 37,961.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,193.94 : 156,290.91 = 25,307.64 : x
  2. Step 2: Convert to fraction form
    104,193.94/156,290.91 = 25,307.64/x
  3. Step 3: Cross multiply
    104,193.94x = 156,290.91 × 25,307.64
  4. Step 4: Simplify right side
    104,193.94x = 3,955,353,594.37
  5. Step 5: Solve for x
    x = 3,955,353,594.37/104,193.94
  6. Step 6: Final answer
    x = 37,961.45

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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.