Home / 114,078.12-171,146.34-47,496.12

Finding the Fourth Proportional to 114,078.12, 171,146.34 and 47,496.12

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Solution

The fourth proportional to 114,078.12, 171,146.34 and 47,496.12 is: 71,256.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,078.12 : 171,146.34 = 47,496.12 : x
  2. Step 2: Convert to fraction form
    114,078.12/171,146.34 = 47,496.12/x
  3. Step 3: Cross multiply
    114,078.12x = 171,146.34 × 47,496.12
  4. Step 4: Simplify right side
    114,078.12x = 8,128,787,102.20
  5. Step 5: Solve for x
    x = 8,128,787,102.20/114,078.12
  6. Step 6: Final answer
    x = 71,256.32

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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.