Home / 160,131.53-221,003.49-92,147.12

Finding the Fourth Proportional to 160,131.53, 221,003.49 and 92,147.12

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Solution

The fourth proportional to 160,131.53, 221,003.49 and 92,147.12 is: 127,175.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,131.53 : 221,003.49 = 92,147.12 : x
  2. Step 2: Convert to fraction form
    160,131.53/221,003.49 = 92,147.12/x
  3. Step 3: Cross multiply
    160,131.53x = 221,003.49 × 92,147.12
  4. Step 4: Simplify right side
    160,131.53x = 20,364,834,664.42
  5. Step 5: Solve for x
    x = 20,364,834,664.42/160,131.53
  6. Step 6: Final answer
    x = 127,175.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.