Home / 71,256.39-106,832.75-46,321.35

Finding the Fourth Proportional to 71,256.39, 106,832.75 and 46,321.35

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Solution

The fourth proportional to 71,256.39, 106,832.75 and 46,321.35 is: 69,448.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,256.39 : 106,832.75 = 46,321.35 : x
  2. Step 2: Convert to fraction form
    71,256.39/106,832.75 = 46,321.35/x
  3. Step 3: Cross multiply
    71,256.39x = 106,832.75 × 46,321.35
  4. Step 4: Simplify right side
    71,256.39x = 4,948,636,972.61
  5. Step 5: Solve for x
    x = 4,948,636,972.61/71,256.39
  6. Step 6: Final answer
    x = 69,448.33

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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.