Home / 295,171.49-407,368.04-180,517.21

Finding the Fourth Proportional to 295,171.49, 407,368.04 and 180,517.21

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Solution

The fourth proportional to 295,171.49, 407,368.04 and 180,517.21 is: 249,132.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,171.49 : 407,368.04 = 180,517.21 : x
  2. Step 2: Convert to fraction form
    295,171.49/407,368.04 = 180,517.21/x
  3. Step 3: Cross multiply
    295,171.49x = 407,368.04 × 180,517.21
  4. Step 4: Simplify right side
    295,171.49x = 73,536,940,102.96
  5. Step 5: Solve for x
    x = 73,536,940,102.96/295,171.49
  6. Step 6: Final answer
    x = 249,132.93

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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.