Home / 178,071.91-267,121.76-51,714.23

Finding the Fourth Proportional to 178,071.91, 267,121.76 and 51,714.23

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Solution

The fourth proportional to 178,071.91, 267,121.76 and 51,714.23 is: 77,575.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,071.91 : 267,121.76 = 51,714.23 : x
  2. Step 2: Convert to fraction form
    178,071.91/267,121.76 = 51,714.23/x
  3. Step 3: Cross multiply
    178,071.91x = 267,121.76 × 51,714.23
  4. Step 4: Simplify right side
    178,071.91x = 13,813,994,540.46
  5. Step 5: Solve for x
    x = 13,813,994,540.46/178,071.91
  6. Step 6: Final answer
    x = 77,575.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.