Home / 207,752.04-311,702.22-67,511.16

Finding the Fourth Proportional to 207,752.04, 311,702.22 and 67,511.16

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Solution

The fourth proportional to 207,752.04, 311,702.22 and 67,511.16 is: 101,290.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,752.04 : 311,702.22 = 67,511.16 : x
  2. Step 2: Convert to fraction form
    207,752.04/311,702.22 = 67,511.16/x
  3. Step 3: Cross multiply
    207,752.04x = 311,702.22 × 67,511.16
  4. Step 4: Simplify right side
    207,752.04x = 21,043,378,446.78
  5. Step 5: Solve for x
    x = 21,043,378,446.78/207,752.04
  6. Step 6: Final answer
    x = 101,290.84

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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.