Home / 110,260.72-165,445.80-43,699.36

Finding the Fourth Proportional to 110,260.72, 165,445.80 and 43,699.36

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Solution

The fourth proportional to 110,260.72, 165,445.80 and 43,699.36 is: 65,570.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,260.72 : 165,445.80 = 43,699.36 : x
  2. Step 2: Convert to fraction form
    110,260.72/165,445.80 = 43,699.36/x
  3. Step 3: Cross multiply
    110,260.72x = 165,445.80 × 43,699.36
  4. Step 4: Simplify right side
    110,260.72x = 7,229,875,574.69
  5. Step 5: Solve for x
    x = 7,229,875,574.69/110,260.72
  6. Step 6: Final answer
    x = 65,570.73

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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.