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Finding the Fourth Proportional to 170,244.96, 255,522.96 and 130,673.76

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Solution

The fourth proportional to 170,244.96, 255,522.96 and 130,673.76 is: 196,130.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,244.96 : 255,522.96 = 130,673.76 : x
  2. Step 2: Convert to fraction form
    170,244.96/255,522.96 = 130,673.76/x
  3. Step 3: Cross multiply
    170,244.96x = 255,522.96 × 130,673.76
  4. Step 4: Simplify right side
    170,244.96x = 33,390,145,949.53
  5. Step 5: Solve for x
    x = 33,390,145,949.53/170,244.96
  6. Step 6: Final answer
    x = 196,130.01

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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.