Home / 105,694.08-158,495.04-39,984

Finding the Fourth Proportional to 105,694.08, 158,495.04 and 39,984

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Solution

The fourth proportional to 105,694.08, 158,495.04 and 39,984 is: 59,958.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,694.08 : 158,495.04 = 39,984 : x
  2. Step 2: Convert to fraction form
    105,694.08/158,495.04 = 39,984/x
  3. Step 3: Cross multiply
    105,694.08x = 158,495.04 × 39,984
  4. Step 4: Simplify right side
    105,694.08x = 6,337,265,679.36
  5. Step 5: Solve for x
    x = 6,337,265,679.36/105,694.08
  6. Step 6: Final answer
    x = 59,958.57

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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.