Home / 178,076.15-245,745.06-97,503.66

Finding the Fourth Proportional to 178,076.15, 245,745.06 and 97,503.66

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Solution

The fourth proportional to 178,076.15, 245,745.06 and 97,503.66 is: 134,555.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,076.15 : 245,745.06 = 97,503.66 : x
  2. Step 2: Convert to fraction form
    178,076.15/245,745.06 = 97,503.66/x
  3. Step 3: Cross multiply
    178,076.15x = 245,745.06 × 97,503.66
  4. Step 4: Simplify right side
    178,076.15x = 23,961,042,411.28
  5. Step 5: Solve for x
    x = 23,961,042,411.28/178,076.15
  6. Step 6: Final answer
    x = 134,555.03

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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.