Home / 141,738.92-195,483.34-103,455.44

Finding the Fourth Proportional to 141,738.92, 195,483.34 and 103,455.44

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Solution

The fourth proportional to 141,738.92, 195,483.34 and 103,455.44 is: 142,683.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,738.92 : 195,483.34 = 103,455.44 : x
  2. Step 2: Convert to fraction form
    141,738.92/195,483.34 = 103,455.44/x
  3. Step 3: Cross multiply
    141,738.92x = 195,483.34 × 103,455.44
  4. Step 4: Simplify right side
    141,738.92x = 20,223,814,952.37
  5. Step 5: Solve for x
    x = 20,223,814,952.37/141,738.92
  6. Step 6: Final answer
    x = 142,683.57

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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.