Home / 301,511.12-452,145.98-132,911.62

Finding the Fourth Proportional to 301,511.12, 452,145.98 and 132,911.62

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Solution

The fourth proportional to 301,511.12, 452,145.98 and 132,911.62 is: 199,314.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,511.12 : 452,145.98 = 132,911.62 : x
  2. Step 2: Convert to fraction form
    301,511.12/452,145.98 = 132,911.62/x
  3. Step 3: Cross multiply
    301,511.12x = 452,145.98 × 132,911.62
  4. Step 4: Simplify right side
    301,511.12x = 60,095,453,880.20
  5. Step 5: Solve for x
    x = 60,095,453,880.20/301,511.12
  6. Step 6: Final answer
    x = 199,314.22

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1.5x scale

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.