Home / 69,144.58-95,435.05-45,257.34

Finding the Fourth Proportional to 69,144.58, 95,435.05 and 45,257.34

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Solution

The fourth proportional to 69,144.58, 95,435.05 and 45,257.34 is: 62,465.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,144.58 : 95,435.05 = 45,257.34 : x
  2. Step 2: Convert to fraction form
    69,144.58/95,435.05 = 45,257.34/x
  3. Step 3: Cross multiply
    69,144.58x = 95,435.05 × 45,257.34
  4. Step 4: Simplify right side
    69,144.58x = 4,319,136,505.77
  5. Step 5: Solve for x
    x = 4,319,136,505.77/69,144.58
  6. Step 6: Final answer
    x = 62,465.29

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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.