Home / 219,836.39-303,363.51-124,341.04

Finding the Fourth Proportional to 219,836.39, 303,363.51 and 124,341.04

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Solution

The fourth proportional to 219,836.39, 303,363.51 and 124,341.04 is: 171,584.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,836.39 : 303,363.51 = 124,341.04 : x
  2. Step 2: Convert to fraction form
    219,836.39/303,363.51 = 124,341.04/x
  3. Step 3: Cross multiply
    219,836.39x = 303,363.51 × 124,341.04
  4. Step 4: Simplify right side
    219,836.39x = 37,720,532,814.63
  5. Step 5: Solve for x
    x = 37,720,532,814.63/219,836.39
  6. Step 6: Final answer
    x = 171,584.57

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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.