Home / 170,519.87-235,321.55-94,040.07

Finding the Fourth Proportional to 170,519.87, 235,321.55 and 94,040.07

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Solution

The fourth proportional to 170,519.87, 235,321.55 and 94,040.07 is: 129,777.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,519.87 : 235,321.55 = 94,040.07 : x
  2. Step 2: Convert to fraction form
    170,519.87/235,321.55 = 94,040.07/x
  3. Step 3: Cross multiply
    170,519.87x = 235,321.55 × 94,040.07
  4. Step 4: Simplify right side
    170,519.87x = 22,129,655,034.51
  5. Step 5: Solve for x
    x = 22,129,655,034.51/170,519.87
  6. Step 6: Final answer
    x = 129,777.58

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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.