Home / 357,821.84-536,757.39-91,584.69

Finding the Fourth Proportional to 357,821.84, 536,757.39 and 91,584.69

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Solution

The fourth proportional to 357,821.84, 536,757.39 and 91,584.69 is: 137,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,821.84 : 536,757.39 = 91,584.69 : x
  2. Step 2: Convert to fraction form
    357,821.84/536,757.39 = 91,584.69/x
  3. Step 3: Cross multiply
    357,821.84x = 536,757.39 × 91,584.69
  4. Step 4: Simplify right side
    357,821.84x = 49,158,759,168.36
  5. Step 5: Solve for x
    x = 49,158,759,168.36/357,821.84
  6. Step 6: Final answer
    x = 137,383.34

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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.