Home / 170,760.35-255,742.04-134,981.51

Finding the Fourth Proportional to 170,760.35, 255,742.04 and 134,981.51

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Solution

The fourth proportional to 170,760.35, 255,742.04 and 134,981.51 is: 202,157.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,760.35 : 255,742.04 = 134,981.51 : x
  2. Step 2: Convert to fraction form
    170,760.35/255,742.04 = 134,981.51/x
  3. Step 3: Cross multiply
    170,760.35x = 255,742.04 × 134,981.51
  4. Step 4: Simplify right side
    170,760.35x = 34,520,445,788.42
  5. Step 5: Solve for x
    x = 34,520,445,788.42/170,760.35
  6. Step 6: Final answer
    x = 202,157.26

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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.