Home / 301,663.19-451,805.88-144,002.36

Finding the Fourth Proportional to 301,663.19, 451,805.88 and 144,002.36

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Solution

The fourth proportional to 301,663.19, 451,805.88 and 144,002.36 is: 215,674.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,663.19 : 451,805.88 = 144,002.36 : x
  2. Step 2: Convert to fraction form
    301,663.19/451,805.88 = 144,002.36/x
  3. Step 3: Cross multiply
    301,663.19x = 451,805.88 × 144,002.36
  4. Step 4: Simplify right side
    301,663.19x = 65,061,112,981.88
  5. Step 5: Solve for x
    x = 65,061,112,981.88/301,663.19
  6. Step 6: Final answer
    x = 215,674.68

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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.