Home / 130,783.82-196,189.70-46,551.51

Finding the Fourth Proportional to 130,783.82, 196,189.70 and 46,551.51

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Solution

The fourth proportional to 130,783.82, 196,189.70 and 46,551.51 is: 69,832.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,783.82 : 196,189.70 = 46,551.51 : x
  2. Step 2: Convert to fraction form
    130,783.82/196,189.70 = 46,551.51/x
  3. Step 3: Cross multiply
    130,783.82x = 196,189.70 × 46,551.51
  4. Step 4: Simplify right side
    130,783.82x = 9,132,926,548.69
  5. Step 5: Solve for x
    x = 9,132,926,548.69/130,783.82
  6. Step 6: Final answer
    x = 69,832.24

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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.