Home / 212,795.28-293,671.80-117,302.04

Finding the Fourth Proportional to 212,795.28, 293,671.80 and 117,302.04

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Solution

The fourth proportional to 212,795.28, 293,671.80 and 117,302.04 is: 161,884.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,795.28 : 293,671.80 = 117,302.04 : x
  2. Step 2: Convert to fraction form
    212,795.28/293,671.80 = 117,302.04/x
  3. Step 3: Cross multiply
    212,795.28x = 293,671.80 × 117,302.04
  4. Step 4: Simplify right side
    212,795.28x = 34,448,301,230.47
  5. Step 5: Solve for x
    x = 34,448,301,230.47/212,795.28
  6. Step 6: Final answer
    x = 161,884.71

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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.