Home / 190,072.26-262,327.56-109,484.28

Finding the Fourth Proportional to 190,072.26, 262,327.56 and 109,484.28

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Solution

The fourth proportional to 190,072.26, 262,327.56 and 109,484.28 is: 151,104.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,072.26 : 262,327.56 = 109,484.28 : x
  2. Step 2: Convert to fraction form
    190,072.26/262,327.56 = 109,484.28/x
  3. Step 3: Cross multiply
    190,072.26x = 262,327.56 × 109,484.28
  4. Step 4: Simplify right side
    190,072.26x = 28,720,744,030.76
  5. Step 5: Solve for x
    x = 28,720,744,030.76/190,072.26
  6. Step 6: Final answer
    x = 151,104.34

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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.