Home / 243,329.04-335,736.63-147,830.04

Finding the Fourth Proportional to 243,329.04, 335,736.63 and 147,830.04

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Solution

The fourth proportional to 243,329.04, 335,736.63 and 147,830.04 is: 203,970.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,329.04 : 335,736.63 = 147,830.04 : x
  2. Step 2: Convert to fraction form
    243,329.04/335,736.63 = 147,830.04/x
  3. Step 3: Cross multiply
    243,329.04x = 335,736.63 × 147,830.04
  4. Step 4: Simplify right side
    243,329.04x = 49,631,959,442.37
  5. Step 5: Solve for x
    x = 49,631,959,442.37/243,329.04
  6. Step 6: Final answer
    x = 203,970.56

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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.