Home / 219,836.39-303,369.27-124,342.97

Finding the Fourth Proportional to 219,836.39, 303,369.27 and 124,342.97

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Solution

The fourth proportional to 219,836.39, 303,369.27 and 124,342.97 is: 171,590.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,836.39 : 303,369.27 = 124,342.97 : x
  2. Step 2: Convert to fraction form
    219,836.39/303,369.27 = 124,342.97/x
  3. Step 3: Cross multiply
    219,836.39x = 303,369.27 × 124,342.97
  4. Step 4: Simplify right side
    219,836.39x = 37,721,836,038.53
  5. Step 5: Solve for x
    x = 37,721,836,038.53/219,836.39
  6. Step 6: Final answer
    x = 171,590.50

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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.