Home / 142,863.86-214,293.57-34,794.23

Finding the Fourth Proportional to 142,863.86, 214,293.57 and 34,794.23

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Solution

The fourth proportional to 142,863.86, 214,293.57 and 34,794.23 is: 52,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,863.86 : 214,293.57 = 34,794.23 : x
  2. Step 2: Convert to fraction form
    142,863.86/214,293.57 = 34,794.23/x
  3. Step 3: Cross multiply
    142,863.86x = 214,293.57 × 34,794.23
  4. Step 4: Simplify right side
    142,863.86x = 7,456,178,690.63
  5. Step 5: Solve for x
    x = 7,456,178,690.63/142,863.86
  6. Step 6: Final answer
    x = 52,190.80

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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.