Home / 212,845.84-293,729.24-117,355.93

Finding the Fourth Proportional to 212,845.84, 293,729.24 and 117,355.93

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Solution

The fourth proportional to 212,845.84, 293,729.24 and 117,355.93 is: 161,952.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,845.84 : 293,729.24 = 117,355.93 : x
  2. Step 2: Convert to fraction form
    212,845.84/293,729.24 = 117,355.93/x
  3. Step 3: Cross multiply
    212,845.84x = 293,729.24 × 117,355.93
  4. Step 4: Simplify right side
    212,845.84x = 34,470,868,128.39
  5. Step 5: Solve for x
    x = 34,470,868,128.39/212,845.84
  6. Step 6: Final answer
    x = 161,952.28

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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.