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Finding the Fourth Proportional to 202,012.49, 303,108.01 and 105,926.76

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Solution

The fourth proportional to 202,012.49, 303,108.01 and 105,926.76 is: 158,936.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,012.49 : 303,108.01 = 105,926.76 : x
  2. Step 2: Convert to fraction form
    202,012.49/303,108.01 = 105,926.76/x
  3. Step 3: Cross multiply
    202,012.49x = 303,108.01 × 105,926.76
  4. Step 4: Simplify right side
    202,012.49x = 32,107,249,429.35
  5. Step 5: Solve for x
    x = 32,107,249,429.35/202,012.49
  6. Step 6: Final answer
    x = 158,936.95

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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.