Home / 76,014.54-113,897.16-53,719.02

Finding the Fourth Proportional to 76,014.54, 113,897.16 and 53,719.02

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Solution

The fourth proportional to 76,014.54, 113,897.16 and 53,719.02 is: 80,490.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,014.54 : 113,897.16 = 53,719.02 : x
  2. Step 2: Convert to fraction form
    76,014.54/113,897.16 = 53,719.02/x
  3. Step 3: Cross multiply
    76,014.54x = 113,897.16 × 53,719.02
  4. Step 4: Simplify right side
    76,014.54x = 6,118,443,815.98
  5. Step 5: Solve for x
    x = 6,118,443,815.98/76,014.54
  6. Step 6: Final answer
    x = 80,490.44

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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.