Home / 248,127.45-372,208.97-103,888.12

Finding the Fourth Proportional to 248,127.45, 372,208.97 and 103,888.12

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Solution

The fourth proportional to 248,127.45, 372,208.97 and 103,888.12 is: 155,839.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,127.45 : 372,208.97 = 103,888.12 : x
  2. Step 2: Convert to fraction form
    248,127.45/372,208.97 = 103,888.12/x
  3. Step 3: Cross multiply
    248,127.45x = 372,208.97 × 103,888.12
  4. Step 4: Simplify right side
    248,127.45x = 38,668,090,167.53
  5. Step 5: Solve for x
    x = 38,668,090,167.53/248,127.45
  6. Step 6: Final answer
    x = 155,839.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.