Home / 212,466.72-293,207.83-115,673.39

Finding the Fourth Proportional to 212,466.72, 293,207.83 and 115,673.39

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Solution

The fourth proportional to 212,466.72, 293,207.83 and 115,673.39 is: 159,631.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,466.72 : 293,207.83 = 115,673.39 : x
  2. Step 2: Convert to fraction form
    212,466.72/293,207.83 = 115,673.39/x
  3. Step 3: Cross multiply
    212,466.72x = 293,207.83 × 115,673.39
  4. Step 4: Simplify right side
    212,466.72x = 33,916,343,670.64
  5. Step 5: Solve for x
    x = 33,916,343,670.64/212,466.72
  6. Step 6: Final answer
    x = 159,631.32

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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.