Home / 94,409.96-130,285.62-51,971.22

Finding the Fourth Proportional to 94,409.96, 130,285.62 and 51,971.22

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Solution

The fourth proportional to 94,409.96, 130,285.62 and 51,971.22 is: 71,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,409.96 : 130,285.62 = 51,971.22 : x
  2. Step 2: Convert to fraction form
    94,409.96/130,285.62 = 51,971.22/x
  3. Step 3: Cross multiply
    94,409.96x = 130,285.62 × 51,971.22
  4. Step 4: Simplify right side
    94,409.96x = 6,771,102,619.86
  5. Step 5: Solve for x
    x = 6,771,102,619.86/94,409.96
  6. Step 6: Final answer
    x = 71,720.21

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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.