Home / 105,352.36-158,028.67-43,022.86

Finding the Fourth Proportional to 105,352.36, 158,028.67 and 43,022.86

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Solution

The fourth proportional to 105,352.36, 158,028.67 and 43,022.86 is: 64,534.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,352.36 : 158,028.67 = 43,022.86 : x
  2. Step 2: Convert to fraction form
    105,352.36/158,028.67 = 43,022.86/x
  3. Step 3: Cross multiply
    105,352.36x = 158,028.67 × 43,022.86
  4. Step 4: Simplify right side
    105,352.36x = 6,798,845,345.40
  5. Step 5: Solve for x
    x = 6,798,845,345.40/105,352.36
  6. Step 6: Final answer
    x = 64,534.34

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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.