Home / 134,343.07-185,393.41-73,912.42

Finding the Fourth Proportional to 134,343.07, 185,393.41 and 73,912.42

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Solution

The fourth proportional to 134,343.07, 185,393.41 and 73,912.42 is: 101,999.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,343.07 : 185,393.41 = 73,912.42 : x
  2. Step 2: Convert to fraction form
    134,343.07/185,393.41 = 73,912.42/x
  3. Step 3: Cross multiply
    134,343.07x = 185,393.41 × 73,912.42
  4. Step 4: Simplify right side
    134,343.07x = 13,702,875,585.15
  5. Step 5: Solve for x
    x = 13,702,875,585.15/134,343.07
  6. Step 6: Final answer
    x = 101,999.12

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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.