Home / 141,475.51-195,237.47-76,945.34

Finding the Fourth Proportional to 141,475.51, 195,237.47 and 76,945.34

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Solution

The fourth proportional to 141,475.51, 195,237.47 and 76,945.34 is: 106,185.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,475.51 : 195,237.47 = 76,945.34 : x
  2. Step 2: Convert to fraction form
    141,475.51/195,237.47 = 76,945.34/x
  3. Step 3: Cross multiply
    141,475.51x = 195,237.47 × 76,945.34
  4. Step 4: Simplify right side
    141,475.51x = 15,022,614,190.35
  5. Step 5: Solve for x
    x = 15,022,614,190.35/141,475.51
  6. Step 6: Final answer
    x = 106,185.26

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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.