Home / 126,513.99-189,617.54-92,922.58

Finding the Fourth Proportional to 126,513.99, 189,617.54 and 92,922.58

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Solution

The fourth proportional to 126,513.99, 189,617.54 and 92,922.58 is: 139,271.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,513.99 : 189,617.54 = 92,922.58 : x
  2. Step 2: Convert to fraction form
    126,513.99/189,617.54 = 92,922.58/x
  3. Step 3: Cross multiply
    126,513.99x = 189,617.54 × 92,922.58
  4. Step 4: Simplify right side
    126,513.99x = 17,619,751,030.05
  5. Step 5: Solve for x
    x = 17,619,751,030.05/126,513.99
  6. Step 6: Final answer
    x = 139,271.17

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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.