Home / 147,274.56-203,244.48-83,615.04

Finding the Fourth Proportional to 147,274.56, 203,244.48 and 83,615.04

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Solution

The fourth proportional to 147,274.56, 203,244.48 and 83,615.04 is: 115,391.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,274.56 : 203,244.48 = 83,615.04 : x
  2. Step 2: Convert to fraction form
    147,274.56/203,244.48 = 83,615.04/x
  3. Step 3: Cross multiply
    147,274.56x = 203,244.48 × 83,615.04
  4. Step 4: Simplify right side
    147,274.56x = 16,994,295,324.98
  5. Step 5: Solve for x
    x = 16,994,295,324.98/147,274.56
  6. Step 6: Final answer
    x = 115,391.93

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1.5x scale

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.