Home / 157,484.49-236,191.75-45,164.22

Finding the Fourth Proportional to 157,484.49, 236,191.75 and 45,164.22

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Solution

The fourth proportional to 157,484.49, 236,191.75 and 45,164.22 is: 67,736.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,484.49 : 236,191.75 = 45,164.22 : x
  2. Step 2: Convert to fraction form
    157,484.49/236,191.75 = 45,164.22/x
  3. Step 3: Cross multiply
    157,484.49x = 236,191.75 × 45,164.22
  4. Step 4: Simplify right side
    157,484.49x = 10,667,415,160.56
  5. Step 5: Solve for x
    x = 10,667,415,160.56/157,484.49
  6. Step 6: Final answer
    x = 67,736.29

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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.