Home / 219,748.88-303,203.04-124,234.76

Finding the Fourth Proportional to 219,748.88, 303,203.04 and 124,234.76

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Solution

The fourth proportional to 219,748.88, 303,203.04 and 124,234.76 is: 171,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,748.88 : 303,203.04 = 124,234.76 : x
  2. Step 2: Convert to fraction form
    219,748.88/303,203.04 = 124,234.76/x
  3. Step 3: Cross multiply
    219,748.88x = 303,203.04 × 124,234.76
  4. Step 4: Simplify right side
    219,748.88x = 37,668,356,905.67
  5. Step 5: Solve for x
    x = 37,668,356,905.67/219,748.88
  6. Step 6: Final answer
    x = 171,415.47

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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.