Home / 77,277.52-116,019.96-45,745.84

Finding the Fourth Proportional to 77,277.52, 116,019.96 and 45,745.84

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Solution

The fourth proportional to 77,277.52, 116,019.96 and 45,745.84 is: 68,680.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,277.52 : 116,019.96 = 45,745.84 : x
  2. Step 2: Convert to fraction form
    77,277.52/116,019.96 = 45,745.84/x
  3. Step 3: Cross multiply
    77,277.52x = 116,019.96 × 45,745.84
  4. Step 4: Simplify right side
    77,277.52x = 5,307,430,526.97
  5. Step 5: Solve for x
    x = 5,307,430,526.97/77,277.52
  6. Step 6: Final answer
    x = 68,680.14

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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.