Home / 170,956.19-256,469.93-52,621.67

Finding the Fourth Proportional to 170,956.19, 256,469.93 and 52,621.67

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Solution

The fourth proportional to 170,956.19, 256,469.93 and 52,621.67 is: 78,943.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,956.19 : 256,469.93 = 52,621.67 : x
  2. Step 2: Convert to fraction form
    170,956.19/256,469.93 = 52,621.67/x
  3. Step 3: Cross multiply
    170,956.19x = 256,469.93 × 52,621.67
  4. Step 4: Simplify right side
    170,956.19x = 13,495,876,021.38
  5. Step 5: Solve for x
    x = 13,495,876,021.38/170,956.19
  6. Step 6: Final answer
    x = 78,943.48

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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.