Home / 189,864.24-262,017.90-104,984.34

Finding the Fourth Proportional to 189,864.24, 262,017.90 and 104,984.34

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Solution

The fourth proportional to 189,864.24, 262,017.90 and 104,984.34 is: 144,881.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,864.24 : 262,017.90 = 104,984.34 : x
  2. Step 2: Convert to fraction form
    189,864.24/262,017.90 = 104,984.34/x
  3. Step 3: Cross multiply
    189,864.24x = 262,017.90 × 104,984.34
  4. Step 4: Simplify right side
    189,864.24x = 27,507,776,299.69
  5. Step 5: Solve for x
    x = 27,507,776,299.69/189,864.24
  6. Step 6: Final answer
    x = 144,881.29

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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.