Home / 178,048.35-245,709.65-97,474.55

Finding the Fourth Proportional to 178,048.35, 245,709.65 and 97,474.55

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Solution

The fourth proportional to 178,048.35, 245,709.65 and 97,474.55 is: 134,516.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,048.35 : 245,709.65 = 97,474.55 : x
  2. Step 2: Convert to fraction form
    178,048.35/245,709.65 = 97,474.55/x
  3. Step 3: Cross multiply
    178,048.35x = 245,709.65 × 97,474.55
  4. Step 4: Simplify right side
    178,048.35x = 23,950,436,579.55
  5. Step 5: Solve for x
    x = 23,950,436,579.55/178,048.35
  6. Step 6: Final answer
    x = 134,516.48

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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.