Home / 189,562.48-261,594.58-104,677.72

Finding the Fourth Proportional to 189,562.48, 261,594.58 and 104,677.72

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Solution

The fourth proportional to 189,562.48, 261,594.58 and 104,677.72 is: 144,454.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,562.48 : 261,594.58 = 104,677.72 : x
  2. Step 2: Convert to fraction form
    189,562.48/261,594.58 = 104,677.72/x
  3. Step 3: Cross multiply
    189,562.48x = 261,594.58 × 104,677.72
  4. Step 4: Simplify right side
    189,562.48x = 27,383,124,198.76
  5. Step 5: Solve for x
    x = 27,383,124,198.76/189,562.48
  6. Step 6: Final answer
    x = 144,454.35

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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.