Home / 55,208.98-76,188.36-30,058.48

Finding the Fourth Proportional to 55,208.98, 76,188.36 and 30,058.48

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Solution

The fourth proportional to 55,208.98, 76,188.36 and 30,058.48 is: 41,480.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,208.98 : 76,188.36 = 30,058.48 : x
  2. Step 2: Convert to fraction form
    55,208.98/76,188.36 = 30,058.48/x
  3. Step 3: Cross multiply
    55,208.98x = 76,188.36 × 30,058.48
  4. Step 4: Simplify right side
    55,208.98x = 2,290,106,295.29
  5. Step 5: Solve for x
    x = 2,290,106,295.29/55,208.98
  6. Step 6: Final answer
    x = 41,480.68

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1.5x scale

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.