Home / 126,277.88-189,468.75-92,715.27

Finding the Fourth Proportional to 126,277.88, 189,468.75 and 92,715.27

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Solution

The fourth proportional to 126,277.88, 189,468.75 and 92,715.27 is: 139,111.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,277.88 : 189,468.75 = 92,715.27 : x
  2. Step 2: Convert to fraction form
    126,277.88/189,468.75 = 92,715.27/x
  3. Step 3: Cross multiply
    126,277.88x = 189,468.75 × 92,715.27
  4. Step 4: Simplify right side
    126,277.88x = 17,566,646,312.81
  5. Step 5: Solve for x
    x = 17,566,646,312.81/126,277.88
  6. Step 6: Final answer
    x = 139,111.04

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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.