Home / 329,087.96-493,632-118,725.83

Finding the Fourth Proportional to 329,087.96, 493,632 and 118,725.83

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Solution

The fourth proportional to 329,087.96, 493,632 and 118,725.83 is: 178,088.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,087.96 : 493,632 = 118,725.83 : x
  2. Step 2: Convert to fraction form
    329,087.96/493,632 = 118,725.83/x
  3. Step 3: Cross multiply
    329,087.96x = 493,632 × 118,725.83
  4. Step 4: Simplify right side
    329,087.96x = 58,606,866,446.40
  5. Step 5: Solve for x
    x = 58,606,866,446.40/329,087.96
  6. Step 6: Final answer
    x = 178,088.76

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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.