Home / 147,492.24-203,556.75-83,839.60

Finding the Fourth Proportional to 147,492.24, 203,556.75 and 83,839.60

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Solution

The fourth proportional to 147,492.24, 203,556.75 and 83,839.60 is: 115,708.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,492.24 : 203,556.75 = 83,839.60 : x
  2. Step 2: Convert to fraction form
    147,492.24/203,556.75 = 83,839.60/x
  3. Step 3: Cross multiply
    147,492.24x = 203,556.75 × 83,839.60
  4. Step 4: Simplify right side
    147,492.24x = 17,066,116,497.30
  5. Step 5: Solve for x
    x = 17,066,116,497.30/147,492.24
  6. Step 6: Final answer
    x = 115,708.57

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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.