Home / 144,316.85-216,383.57-126,583.11

Finding the Fourth Proportional to 144,316.85, 216,383.57 and 126,583.11

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Solution

The fourth proportional to 144,316.85, 216,383.57 and 126,583.11 is: 189,794.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,316.85 : 216,383.57 = 126,583.11 : x
  2. Step 2: Convert to fraction form
    144,316.85/216,383.57 = 126,583.11/x
  3. Step 3: Cross multiply
    144,316.85x = 216,383.57 × 126,583.11
  4. Step 4: Simplify right side
    144,316.85x = 27,390,504,610.59
  5. Step 5: Solve for x
    x = 27,390,504,610.59/144,316.85
  6. Step 6: Final answer
    x = 189,794.23

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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.