Home / 248,885.04-343,468.44-135,714

Finding the Fourth Proportional to 248,885.04, 343,468.44 and 135,714

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Solution

The fourth proportional to 248,885.04, 343,468.44 and 135,714 is: 187,289.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,885.04 : 343,468.44 = 135,714 : x
  2. Step 2: Convert to fraction form
    248,885.04/343,468.44 = 135,714/x
  3. Step 3: Cross multiply
    248,885.04x = 343,468.44 × 135,714
  4. Step 4: Simplify right side
    248,885.04x = 46,613,475,866.16
  5. Step 5: Solve for x
    x = 46,613,475,866.16/248,885.04
  6. Step 6: Final answer
    x = 187,289.18

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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.