Home / 335,391.18-503,086.79-98,733.88

Finding the Fourth Proportional to 335,391.18, 503,086.79 and 98,733.88

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Solution

The fourth proportional to 335,391.18, 503,086.79 and 98,733.88 is: 148,100.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,391.18 : 503,086.79 = 98,733.88 : x
  2. Step 2: Convert to fraction form
    335,391.18/503,086.79 = 98,733.88/x
  3. Step 3: Cross multiply
    335,391.18x = 503,086.79 × 98,733.88
  4. Step 4: Simplify right side
    335,391.18x = 49,671,710,753.45
  5. Step 5: Solve for x
    x = 49,671,710,753.45/335,391.18
  6. Step 6: Final answer
    x = 148,100.83

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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.