Home / 178,046.80-245,704.65-97,479.44

Finding the Fourth Proportional to 178,046.80, 245,704.65 and 97,479.44

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Solution

The fourth proportional to 178,046.80, 245,704.65 and 97,479.44 is: 134,521.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,046.80 : 245,704.65 = 97,479.44 : x
  2. Step 2: Convert to fraction form
    178,046.80/245,704.65 = 97,479.44/x
  3. Step 3: Cross multiply
    178,046.80x = 245,704.65 × 97,479.44
  4. Step 4: Simplify right side
    178,046.80x = 23,951,152,301.66
  5. Step 5: Solve for x
    x = 23,951,152,301.66/178,046.80
  6. Step 6: Final answer
    x = 134,521.67

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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.