Home / 134,375.20-185,433.85-73,945.82

Finding the Fourth Proportional to 134,375.20, 185,433.85 and 73,945.82

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Solution

The fourth proportional to 134,375.20, 185,433.85 and 73,945.82 is: 102,043.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,375.20 : 185,433.85 = 73,945.82 : x
  2. Step 2: Convert to fraction form
    134,375.20/185,433.85 = 73,945.82/x
  3. Step 3: Cross multiply
    134,375.20x = 185,433.85 × 73,945.82
  4. Step 4: Simplify right side
    134,375.20x = 13,712,058,094.01
  5. Step 5: Solve for x
    x = 13,712,058,094.01/134,375.20
  6. Step 6: Final answer
    x = 102,043.07

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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.