Home / 113,853.60-170,716.40-43,735.20

Finding the Fourth Proportional to 113,853.60, 170,716.40 and 43,735.20

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Solution

The fourth proportional to 113,853.60, 170,716.40 and 43,735.20 is: 65,578.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,853.60 : 170,716.40 = 43,735.20 : x
  2. Step 2: Convert to fraction form
    113,853.60/170,716.40 = 43,735.20/x
  3. Step 3: Cross multiply
    113,853.60x = 170,716.40 × 43,735.20
  4. Step 4: Simplify right side
    113,853.60x = 7,466,315,897.28
  5. Step 5: Solve for x
    x = 7,466,315,897.28/113,853.60
  6. Step 6: Final answer
    x = 65,578.22

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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.