Home / 177,638.07-245,137.61-97,063.86

Finding the Fourth Proportional to 177,638.07, 245,137.61 and 97,063.86

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Solution

The fourth proportional to 177,638.07, 245,137.61 and 97,063.86 is: 133,946.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,638.07 : 245,137.61 = 97,063.86 : x
  2. Step 2: Convert to fraction form
    177,638.07/245,137.61 = 97,063.86/x
  3. Step 3: Cross multiply
    177,638.07x = 245,137.61 × 97,063.86
  4. Step 4: Simplify right side
    177,638.07x = 23,794,002,172.46
  5. Step 5: Solve for x
    x = 23,794,002,172.46/177,638.07
  6. Step 6: Final answer
    x = 133,946.52

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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.