Home / 144,274.31-217,396.25-118,555.19

Finding the Fourth Proportional to 144,274.31, 217,396.25 and 118,555.19

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Solution

The fourth proportional to 144,274.31, 217,396.25 and 118,555.19 is: 178,642.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,274.31 : 217,396.25 = 118,555.19 : x
  2. Step 2: Convert to fraction form
    144,274.31/217,396.25 = 118,555.19/x
  3. Step 3: Cross multiply
    144,274.31x = 217,396.25 × 118,555.19
  4. Step 4: Simplify right side
    144,274.31x = 25,773,453,724.04
  5. Step 5: Solve for x
    x = 25,773,453,724.04/144,274.31
  6. Step 6: Final answer
    x = 178,642.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.