Home / 199,141.20-274,802.04-118,574.64

Finding the Fourth Proportional to 199,141.20, 274,802.04 and 118,574.64

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Solution

The fourth proportional to 199,141.20, 274,802.04 and 118,574.64 is: 163,625.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,141.20 : 274,802.04 = 118,574.64 : x
  2. Step 2: Convert to fraction form
    199,141.20/274,802.04 = 118,574.64/x
  3. Step 3: Cross multiply
    199,141.20x = 274,802.04 × 118,574.64
  4. Step 4: Simplify right side
    199,141.20x = 32,584,552,964.27
  5. Step 5: Solve for x
    x = 32,584,552,964.27/199,141.20
  6. Step 6: Final answer
    x = 163,625.37

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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.