Home / 301,240.05-451,544.77-101,491.39

Finding the Fourth Proportional to 301,240.05, 451,544.77 and 101,491.39

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Solution

The fourth proportional to 301,240.05, 451,544.77 and 101,491.39 is: 152,130.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,240.05 : 451,544.77 = 101,491.39 : x
  2. Step 2: Convert to fraction form
    301,240.05/451,544.77 = 101,491.39/x
  3. Step 3: Cross multiply
    301,240.05x = 451,544.77 × 101,491.39
  4. Step 4: Simplify right side
    301,240.05x = 45,827,906,354.53
  5. Step 5: Solve for x
    x = 45,827,906,354.53/301,240.05
  6. Step 6: Final answer
    x = 152,130.85

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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.