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Finding the Fourth Proportional to 110,829.95, 166,168.98 and 39,751.07

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Solution

The fourth proportional to 110,829.95, 166,168.98 and 39,751.07 is: 59,599.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,829.95 : 166,168.98 = 39,751.07 : x
  2. Step 2: Convert to fraction form
    110,829.95/166,168.98 = 39,751.07/x
  3. Step 3: Cross multiply
    110,829.95x = 166,168.98 × 39,751.07
  4. Step 4: Simplify right side
    110,829.95x = 6,605,393,924.96
  5. Step 5: Solve for x
    x = 6,605,393,924.96/110,829.95
  6. Step 6: Final answer
    x = 59,599.36

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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.