Home / 76,290.10-114,440.18-26,375.02

Finding the Fourth Proportional to 76,290.10, 114,440.18 and 26,375.02

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Solution

The fourth proportional to 76,290.10, 114,440.18 and 26,375.02 is: 39,564.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,290.10 : 114,440.18 = 26,375.02 : x
  2. Step 2: Convert to fraction form
    76,290.10/114,440.18 = 26,375.02/x
  3. Step 3: Cross multiply
    76,290.10x = 114,440.18 × 26,375.02
  4. Step 4: Simplify right side
    76,290.10x = 3,018,362,036.30
  5. Step 5: Solve for x
    x = 3,018,362,036.30/76,290.10
  6. Step 6: Final answer
    x = 39,564.27

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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.