Home / 117,025.60-175,538.40-114,692.80

Finding the Fourth Proportional to 117,025.60, 175,538.40 and 114,692.80

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Solution

The fourth proportional to 117,025.60, 175,538.40 and 114,692.80 is: 172,039.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,025.60 : 175,538.40 = 114,692.80 : x
  2. Step 2: Convert to fraction form
    117,025.60/175,538.40 = 114,692.80/x
  3. Step 3: Cross multiply
    117,025.60x = 175,538.40 × 114,692.80
  4. Step 4: Simplify right side
    117,025.60x = 20,132,990,603.52
  5. Step 5: Solve for x
    x = 20,132,990,603.52/117,025.60
  6. Step 6: Final answer
    x = 172,039.20

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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.