Home / 170,612.72-255,956.52-52,292.96

Finding the Fourth Proportional to 170,612.72, 255,956.52 and 52,292.96

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Solution

The fourth proportional to 170,612.72, 255,956.52 and 52,292.96 is: 78,450.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,612.72 : 255,956.52 = 52,292.96 : x
  2. Step 2: Convert to fraction form
    170,612.72/255,956.52 = 52,292.96/x
  3. Step 3: Cross multiply
    170,612.72x = 255,956.52 × 52,292.96
  4. Step 4: Simplify right side
    170,612.72x = 13,384,724,062.10
  5. Step 5: Solve for x
    x = 13,384,724,062.10/170,612.72
  6. Step 6: Final answer
    x = 78,450.92

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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.