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Finding the Fourth Proportional to 202,246.90, 303,479.70 and 89,944.45

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Solution

The fourth proportional to 202,246.90, 303,479.70 and 89,944.45 is: 134,965.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,246.90 : 303,479.70 = 89,944.45 : x
  2. Step 2: Convert to fraction form
    202,246.90/303,479.70 = 89,944.45/x
  3. Step 3: Cross multiply
    202,246.90x = 303,479.70 × 89,944.45
  4. Step 4: Simplify right side
    202,246.90x = 27,296,314,702.67
  5. Step 5: Solve for x
    x = 27,296,314,702.67/202,246.90
  6. Step 6: Final answer
    x = 134,965.31

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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.