Home / 212,703.28-293,532.49-117,213.39

Finding the Fourth Proportional to 212,703.28, 293,532.49 and 117,213.39

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Solution

The fourth proportional to 212,703.28, 293,532.49 and 117,213.39 is: 161,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,703.28 : 293,532.49 = 117,213.39 : x
  2. Step 2: Convert to fraction form
    212,703.28/293,532.49 = 117,213.39/x
  3. Step 3: Cross multiply
    212,703.28x = 293,532.49 × 117,213.39
  4. Step 4: Simplify right side
    212,703.28x = 34,405,938,374.56
  5. Step 5: Solve for x
    x = 34,405,938,374.56/212,703.28
  6. Step 6: Final answer
    x = 161,755.56

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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.