Home / 76,189.87-114,292.31-26,263.39

Finding the Fourth Proportional to 76,189.87, 114,292.31 and 26,263.39

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Solution

The fourth proportional to 76,189.87, 114,292.31 and 26,263.39 is: 39,397.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,189.87 : 114,292.31 = 26,263.39 : x
  2. Step 2: Convert to fraction form
    76,189.87/114,292.31 = 26,263.39/x
  3. Step 3: Cross multiply
    76,189.87x = 114,292.31 × 26,263.39
  4. Step 4: Simplify right side
    76,189.87x = 3,001,703,530.38
  5. Step 5: Solve for x
    x = 3,001,703,530.38/76,189.87
  6. Step 6: Final answer
    x = 39,397.67

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1.5x scale

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.