Home / 130,965.64-196,462.95-46,745.44

Finding the Fourth Proportional to 130,965.64, 196,462.95 and 46,745.44

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Solution

The fourth proportional to 130,965.64, 196,462.95 and 46,745.44 is: 70,123.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,965.64 : 196,462.95 = 46,745.44 : x
  2. Step 2: Convert to fraction form
    130,965.64/196,462.95 = 46,745.44/x
  3. Step 3: Cross multiply
    130,965.64x = 196,462.95 × 46,745.44
  4. Step 4: Simplify right side
    130,965.64x = 9,183,747,041.45
  5. Step 5: Solve for x
    x = 9,183,747,041.45/130,965.64
  6. Step 6: Final answer
    x = 70,123.33

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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.