Home / 130,186.54-195,027.61-73,856.26

Finding the Fourth Proportional to 130,186.54, 195,027.61 and 73,856.26

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Solution

The fourth proportional to 130,186.54, 195,027.61 and 73,856.26 is: 110,641.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,186.54 : 195,027.61 = 73,856.26 : x
  2. Step 2: Convert to fraction form
    130,186.54/195,027.61 = 73,856.26/x
  3. Step 3: Cross multiply
    130,186.54x = 195,027.61 × 73,856.26
  4. Step 4: Simplify right side
    130,186.54x = 14,404,009,871.34
  5. Step 5: Solve for x
    x = 14,404,009,871.34/130,186.54
  6. Step 6: Final answer
    x = 110,641.31

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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.