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Finding the Fourth Proportional to 104,017.44, 143,498.50 and 60,975.12

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Solution

The fourth proportional to 104,017.44, 143,498.50 and 60,975.12 is: 84,118.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,017.44 : 143,498.50 = 60,975.12 : x
  2. Step 2: Convert to fraction form
    104,017.44/143,498.50 = 60,975.12/x
  3. Step 3: Cross multiply
    104,017.44x = 143,498.50 × 60,975.12
  4. Step 4: Simplify right side
    104,017.44x = 8,749,838,257.32
  5. Step 5: Solve for x
    x = 8,749,838,257.32/104,017.44
  6. Step 6: Final answer
    x = 84,118.95

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1.5x scale

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.