Home / 178,225.44-245,940.48-97,638.72

Finding the Fourth Proportional to 178,225.44, 245,940.48 and 97,638.72

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Solution

The fourth proportional to 178,225.44, 245,940.48 and 97,638.72 is: 134,735.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,225.44 : 245,940.48 = 97,638.72 : x
  2. Step 2: Convert to fraction form
    178,225.44/245,940.48 = 97,638.72/x
  3. Step 3: Cross multiply
    178,225.44x = 245,940.48 × 97,638.72
  4. Step 4: Simplify right side
    178,225.44x = 24,013,313,663.39
  5. Step 5: Solve for x
    x = 24,013,313,663.39/178,225.44
  6. Step 6: Final answer
    x = 134,735.61

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1.5x scale

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.