Home / 86,503.02-119,385.72-50,707.26

Finding the Fourth Proportional to 86,503.02, 119,385.72 and 50,707.26

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Solution

The fourth proportional to 86,503.02, 119,385.72 and 50,707.26 is: 69,982.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,503.02 : 119,385.72 = 50,707.26 : x
  2. Step 2: Convert to fraction form
    86,503.02/119,385.72 = 50,707.26/x
  3. Step 3: Cross multiply
    86,503.02x = 119,385.72 × 50,707.26
  4. Step 4: Simplify right side
    86,503.02x = 6,053,722,744.33
  5. Step 5: Solve for x
    x = 6,053,722,744.33/86,503.02
  6. Step 6: Final answer
    x = 69,982.79

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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.