Home / 180,782.14-271,174.83-47,681.32

Finding the Fourth Proportional to 180,782.14, 271,174.83 and 47,681.32

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Solution

The fourth proportional to 180,782.14, 271,174.83 and 47,681.32 is: 71,522.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,782.14 : 271,174.83 = 47,681.32 : x
  2. Step 2: Convert to fraction form
    180,782.14/271,174.83 = 47,681.32/x
  3. Step 3: Cross multiply
    180,782.14x = 271,174.83 × 47,681.32
  4. Step 4: Simplify right side
    180,782.14x = 12,929,973,845.18
  5. Step 5: Solve for x
    x = 12,929,973,845.18/180,782.14
  6. Step 6: Final answer
    x = 71,522.41

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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.