Home / 112,268.55-168,402.36-45,692.90

Finding the Fourth Proportional to 112,268.55, 168,402.36 and 45,692.90

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Solution

The fourth proportional to 112,268.55, 168,402.36 and 45,692.90 is: 68,539.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,268.55 : 168,402.36 = 45,692.90 : x
  2. Step 2: Convert to fraction form
    112,268.55/168,402.36 = 45,692.90/x
  3. Step 3: Cross multiply
    112,268.55x = 168,402.36 × 45,692.90
  4. Step 4: Simplify right side
    112,268.55x = 7,694,792,195.24
  5. Step 5: Solve for x
    x = 7,694,792,195.24/112,268.55
  6. Step 6: Final answer
    x = 68,539.16

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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.