Home / 77,682.28-116,474.46-30,948.52

Finding the Fourth Proportional to 77,682.28, 116,474.46 and 30,948.52

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Solution

The fourth proportional to 77,682.28, 116,474.46 and 30,948.52 is: 46,403.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,682.28 : 116,474.46 = 30,948.52 : x
  2. Step 2: Convert to fraction form
    77,682.28/116,474.46 = 30,948.52/x
  3. Step 3: Cross multiply
    77,682.28x = 116,474.46 × 30,948.52
  4. Step 4: Simplify right side
    77,682.28x = 3,604,712,154.80
  5. Step 5: Solve for x
    x = 3,604,712,154.80/77,682.28
  6. Step 6: Final answer
    x = 46,403.27

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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.