Home / 179,636.62-247,895.09-99,071.59

Finding the Fourth Proportional to 179,636.62, 247,895.09 and 99,071.59

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Solution

The fourth proportional to 179,636.62, 247,895.09 and 99,071.59 is: 136,716.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,636.62 : 247,895.09 = 99,071.59 : x
  2. Step 2: Convert to fraction form
    179,636.62/247,895.09 = 99,071.59/x
  3. Step 3: Cross multiply
    179,636.62x = 247,895.09 × 99,071.59
  4. Step 4: Simplify right side
    179,636.62x = 24,559,360,224.14
  5. Step 5: Solve for x
    x = 24,559,360,224.14/179,636.62
  6. Step 6: Final answer
    x = 136,716.89

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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.