Home / 86,076.52-118,778.34-52,536.04

Finding the Fourth Proportional to 86,076.52, 118,778.34 and 52,536.04

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Solution

The fourth proportional to 86,076.52, 118,778.34 and 52,536.04 is: 72,495.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,076.52 : 118,778.34 = 52,536.04 : x
  2. Step 2: Convert to fraction form
    86,076.52/118,778.34 = 52,536.04/x
  3. Step 3: Cross multiply
    86,076.52x = 118,778.34 × 52,536.04
  4. Step 4: Simplify right side
    86,076.52x = 6,240,143,621.37
  5. Step 5: Solve for x
    x = 6,240,143,621.37/86,076.52
  6. Step 6: Final answer
    x = 72,495.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.