Home / 250,839.48-346,156.14-137,659.32

Finding the Fourth Proportional to 250,839.48, 346,156.14 and 137,659.32

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Solution

The fourth proportional to 250,839.48, 346,156.14 and 137,659.32 is: 189,968.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,839.48 : 346,156.14 = 137,659.32 : x
  2. Step 2: Convert to fraction form
    250,839.48/346,156.14 = 137,659.32/x
  3. Step 3: Cross multiply
    250,839.48x = 346,156.14 × 137,659.32
  4. Step 4: Simplify right side
    250,839.48x = 47,651,618,846.22
  5. Step 5: Solve for x
    x = 47,651,618,846.22/250,839.48
  6. Step 6: Final answer
    x = 189,968.58

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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.