Home / 104,277.60-143,985.92-96,316.96

Finding the Fourth Proportional to 104,277.60, 143,985.92 and 96,316.96

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Solution

The fourth proportional to 104,277.60, 143,985.92 and 96,316.96 is: 132,993.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,277.60 : 143,985.92 = 96,316.96 : x
  2. Step 2: Convert to fraction form
    104,277.60/143,985.92 = 96,316.96/x
  3. Step 3: Cross multiply
    104,277.60x = 143,985.92 × 96,316.96
  4. Step 4: Simplify right side
    104,277.60x = 13,868,286,097.20
  5. Step 5: Solve for x
    x = 13,868,286,097.20/104,277.60
  6. Step 6: Final answer
    x = 132,993.91

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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.