Home / 194,911.04-292,246.20-76,528.72

Finding the Fourth Proportional to 194,911.04, 292,246.20 and 76,528.72

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Solution

The fourth proportional to 194,911.04, 292,246.20 and 76,528.72 is: 114,745.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,911.04 : 292,246.20 = 76,528.72 : x
  2. Step 2: Convert to fraction form
    194,911.04/292,246.20 = 76,528.72/x
  3. Step 3: Cross multiply
    194,911.04x = 292,246.20 × 76,528.72
  4. Step 4: Simplify right side
    194,911.04x = 22,365,227,610.86
  5. Step 5: Solve for x
    x = 22,365,227,610.86/194,911.04
  6. Step 6: Final answer
    x = 114,745.82

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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.