Home / 104,855.56-157,282.38-42,511.24

Finding the Fourth Proportional to 104,855.56, 157,282.38 and 42,511.24

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Solution

The fourth proportional to 104,855.56, 157,282.38 and 42,511.24 is: 63,766.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,855.56 : 157,282.38 = 42,511.24 : x
  2. Step 2: Convert to fraction form
    104,855.56/157,282.38 = 42,511.24/x
  3. Step 3: Cross multiply
    104,855.56x = 157,282.38 × 42,511.24
  4. Step 4: Simplify right side
    104,855.56x = 6,686,269,003.95
  5. Step 5: Solve for x
    x = 6,686,269,003.95/104,855.56
  6. Step 6: Final answer
    x = 63,766.47

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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.