Home / 130,009.82-195,014.48-48,971.97

Finding the Fourth Proportional to 130,009.82, 195,014.48 and 48,971.97

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Solution

The fourth proportional to 130,009.82, 195,014.48 and 48,971.97 is: 73,457.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,009.82 : 195,014.48 = 48,971.97 : x
  2. Step 2: Convert to fraction form
    130,009.82/195,014.48 = 48,971.97/x
  3. Step 3: Cross multiply
    130,009.82x = 195,014.48 × 48,971.97
  4. Step 4: Simplify right side
    130,009.82x = 9,550,243,019.27
  5. Step 5: Solve for x
    x = 9,550,243,019.27/130,009.82
  6. Step 6: Final answer
    x = 73,457.86

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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.