Home / 98,058.09-135,314.63-55,033.57

Finding the Fourth Proportional to 98,058.09, 135,314.63 and 55,033.57

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Solution

The fourth proportional to 98,058.09, 135,314.63 and 55,033.57 is: 75,943.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,058.09 : 135,314.63 = 55,033.57 : x
  2. Step 2: Convert to fraction form
    98,058.09/135,314.63 = 55,033.57/x
  3. Step 3: Cross multiply
    98,058.09x = 135,314.63 × 55,033.57
  4. Step 4: Simplify right side
    98,058.09x = 7,446,847,162.13
  5. Step 5: Solve for x
    x = 7,446,847,162.13/98,058.09
  6. Step 6: Final answer
    x = 75,943.22

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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.