Home / 302,065.20-453,108.74-102,404.86

Finding the Fourth Proportional to 302,065.20, 453,108.74 and 102,404.86

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Solution

The fourth proportional to 302,065.20, 453,108.74 and 102,404.86 is: 153,610.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,065.20 : 453,108.74 = 102,404.86 : x
  2. Step 2: Convert to fraction form
    302,065.20/453,108.74 = 102,404.86/x
  3. Step 3: Cross multiply
    302,065.20x = 453,108.74 × 102,404.86
  4. Step 4: Simplify right side
    302,065.20x = 46,400,535,439.68
  5. Step 5: Solve for x
    x = 46,400,535,439.68/302,065.20
  6. Step 6: Final answer
    x = 153,610.99

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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.