Home / 134,101.85-185,055.17-73,669.55

Finding the Fourth Proportional to 134,101.85, 185,055.17 and 73,669.55

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Solution

The fourth proportional to 134,101.85, 185,055.17 and 73,669.55 is: 101,661.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,101.85 : 185,055.17 = 73,669.55 : x
  2. Step 2: Convert to fraction form
    134,101.85/185,055.17 = 73,669.55/x
  3. Step 3: Cross multiply
    134,101.85x = 185,055.17 × 73,669.55
  4. Step 4: Simplify right side
    134,101.85x = 13,632,929,805.45
  5. Step 5: Solve for x
    x = 13,632,929,805.45/134,101.85
  6. Step 6: Final answer
    x = 101,661.02

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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.