Home / 119,370.07-179,039.81-39,388.24

Finding the Fourth Proportional to 119,370.07, 179,039.81 and 39,388.24

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Solution

The fourth proportional to 119,370.07, 179,039.81 and 39,388.24 is: 59,077.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,370.07 : 179,039.81 = 39,388.24 : x
  2. Step 2: Convert to fraction form
    119,370.07/179,039.81 = 39,388.24/x
  3. Step 3: Cross multiply
    119,370.07x = 179,039.81 × 39,388.24
  4. Step 4: Simplify right side
    119,370.07x = 7,052,062,361.29
  5. Step 5: Solve for x
    x = 7,052,062,361.29/119,370.07
  6. Step 6: Final answer
    x = 59,077.31

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1.5x scale

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.