Home / 117,910.24-162,710.96-64,195.44

Finding the Fourth Proportional to 117,910.24, 162,710.96 and 64,195.44

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Solution

The fourth proportional to 117,910.24, 162,710.96 and 64,195.44 is: 88,586.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,910.24 : 162,710.96 = 64,195.44 : x
  2. Step 2: Convert to fraction form
    117,910.24/162,710.96 = 64,195.44/x
  3. Step 3: Cross multiply
    117,910.24x = 162,710.96 × 64,195.44
  4. Step 4: Simplify right side
    117,910.24x = 10,445,301,670.02
  5. Step 5: Solve for x
    x = 10,445,301,670.02/117,910.24
  6. Step 6: Final answer
    x = 88,586.89

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1.5x scale

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.