Home / 248,985.04-343,596.36-135,805.36

Finding the Fourth Proportional to 248,985.04, 343,596.36 and 135,805.36

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Solution

The fourth proportional to 248,985.04, 343,596.36 and 135,805.36 is: 187,409.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,985.04 : 343,596.36 = 135,805.36 : x
  2. Step 2: Convert to fraction form
    248,985.04/343,596.36 = 135,805.36/x
  3. Step 3: Cross multiply
    248,985.04x = 343,596.36 × 135,805.36
  4. Step 4: Simplify right side
    248,985.04x = 46,662,227,364.49
  5. Step 5: Solve for x
    x = 46,662,227,364.49/248,985.04
  6. Step 6: Final answer
    x = 187,409.76

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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.