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Finding the Fourth Proportional to 202,356.70, 303,535.05 and 123,624.70

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Solution

The fourth proportional to 202,356.70, 303,535.05 and 123,624.70 is: 185,437.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,356.70 : 303,535.05 = 123,624.70 : x
  2. Step 2: Convert to fraction form
    202,356.70/303,535.05 = 123,624.70/x
  3. Step 3: Cross multiply
    202,356.70x = 303,535.05 × 123,624.70
  4. Step 4: Simplify right side
    202,356.70x = 37,524,429,495.74
  5. Step 5: Solve for x
    x = 37,524,429,495.74/202,356.70
  6. Step 6: Final answer
    x = 185,437.05

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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.