Home / 126,626.04-189,941.24-104,352.12

Finding the Fourth Proportional to 126,626.04, 189,941.24 and 104,352.12

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Solution

The fourth proportional to 126,626.04, 189,941.24 and 104,352.12 is: 156,529.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,626.04 : 189,941.24 = 104,352.12 : x
  2. Step 2: Convert to fraction form
    126,626.04/189,941.24 = 104,352.12/x
  3. Step 3: Cross multiply
    126,626.04x = 189,941.24 × 104,352.12
  4. Step 4: Simplify right side
    126,626.04x = 19,820,771,069.43
  5. Step 5: Solve for x
    x = 19,820,771,069.43/126,626.04
  6. Step 6: Final answer
    x = 156,529.98

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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.