Home / 117,739.19-162,483.17-64,027.35

Finding the Fourth Proportional to 117,739.19, 162,483.17 and 64,027.35

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Solution

The fourth proportional to 117,739.19, 162,483.17 and 64,027.35 is: 88,359.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,739.19 : 162,483.17 = 64,027.35 : x
  2. Step 2: Convert to fraction form
    117,739.19/162,483.17 = 64,027.35/x
  3. Step 3: Cross multiply
    117,739.19x = 162,483.17 × 64,027.35
  4. Step 4: Simplify right side
    117,739.19x = 10,403,366,474.56
  5. Step 5: Solve for x
    x = 10,403,366,474.56/117,739.19
  6. Step 6: Final answer
    x = 88,359.42

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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.