Home / 120,334.98-180,520.29-112,954.26

Finding the Fourth Proportional to 120,334.98, 180,520.29 and 112,954.26

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Solution

The fourth proportional to 120,334.98, 180,520.29 and 112,954.26 is: 169,448.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,334.98 : 180,520.29 = 112,954.26 : x
  2. Step 2: Convert to fraction form
    120,334.98/180,520.29 = 112,954.26/x
  3. Step 3: Cross multiply
    120,334.98x = 180,520.29 × 112,954.26
  4. Step 4: Simplify right side
    120,334.98x = 20,390,535,771.94
  5. Step 5: Solve for x
    x = 20,390,535,771.94/120,334.98
  6. Step 6: Final answer
    x = 169,448.12

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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.