Home / 130,871.37-196,346.46-46,620.53

Finding the Fourth Proportional to 130,871.37, 196,346.46 and 46,620.53

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Solution

The fourth proportional to 130,871.37, 196,346.46 and 46,620.53 is: 69,944.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,871.37 : 196,346.46 = 46,620.53 : x
  2. Step 2: Convert to fraction form
    130,871.37/196,346.46 = 46,620.53/x
  3. Step 3: Cross multiply
    130,871.37x = 196,346.46 × 46,620.53
  4. Step 4: Simplify right side
    130,871.37x = 9,153,777,062.67
  5. Step 5: Solve for x
    x = 9,153,777,062.67/130,871.37
  6. Step 6: Final answer
    x = 69,944.84

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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.