Home / 189,329.34-261,270.27-104,446.38

Finding the Fourth Proportional to 189,329.34, 261,270.27 and 104,446.38

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Solution

The fourth proportional to 189,329.34, 261,270.27 and 104,446.38 is: 144,133.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,329.34 : 261,270.27 = 104,446.38 : x
  2. Step 2: Convert to fraction form
    189,329.34/261,270.27 = 104,446.38/x
  3. Step 3: Cross multiply
    189,329.34x = 261,270.27 × 104,446.38
  4. Step 4: Simplify right side
    189,329.34x = 27,288,733,903.12
  5. Step 5: Solve for x
    x = 27,288,733,903.12/189,329.34
  6. Step 6: Final answer
    x = 144,133.68

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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.