Home / 219,727.84-303,237.12-124,243.44

Finding the Fourth Proportional to 219,727.84, 303,237.12 and 124,243.44

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Solution

The fourth proportional to 219,727.84, 303,237.12 and 124,243.44 is: 171,463.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,727.84 : 303,237.12 = 124,243.44 : x
  2. Step 2: Convert to fraction form
    219,727.84/303,237.12 = 124,243.44/x
  3. Step 3: Cross multiply
    219,727.84x = 303,237.12 × 124,243.44
  4. Step 4: Simplify right side
    219,727.84x = 37,675,222,924.49
  5. Step 5: Solve for x
    x = 37,675,222,924.49/219,727.84
  6. Step 6: Final answer
    x = 171,463.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.