Home / 72,853.07-109,242.02-33,376.35

Finding the Fourth Proportional to 72,853.07, 109,242.02 and 33,376.35

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Solution

The fourth proportional to 72,853.07, 109,242.02 and 33,376.35 is: 50,047.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,853.07 : 109,242.02 = 33,376.35 : x
  2. Step 2: Convert to fraction form
    72,853.07/109,242.02 = 33,376.35/x
  3. Step 3: Cross multiply
    72,853.07x = 109,242.02 × 33,376.35
  4. Step 4: Simplify right side
    72,853.07x = 3,646,100,199.58
  5. Step 5: Solve for x
    x = 3,646,100,199.58/72,853.07
  6. Step 6: Final answer
    x = 50,047.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.