Home / 79,007.28-118,522.16-25,682.11

Finding the Fourth Proportional to 79,007.28, 118,522.16 and 25,682.11

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Solution

The fourth proportional to 79,007.28, 118,522.16 and 25,682.11 is: 38,526.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,007.28 : 118,522.16 = 25,682.11 : x
  2. Step 2: Convert to fraction form
    79,007.28/118,522.16 = 25,682.11/x
  3. Step 3: Cross multiply
    79,007.28x = 118,522.16 × 25,682.11
  4. Step 4: Simplify right side
    79,007.28x = 3,043,899,446.86
  5. Step 5: Solve for x
    x = 3,043,899,446.86/79,007.28
  6. Step 6: Final answer
    x = 38,526.82

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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.