Home / 94,682.28-142,078.50-38,513.64

Finding the Fourth Proportional to 94,682.28, 142,078.50 and 38,513.64

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Solution

The fourth proportional to 94,682.28, 142,078.50 and 38,513.64 is: 57,792.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,682.28 : 142,078.50 = 38,513.64 : x
  2. Step 2: Convert to fraction form
    94,682.28/142,078.50 = 38,513.64/x
  3. Step 3: Cross multiply
    94,682.28x = 142,078.50 × 38,513.64
  4. Step 4: Simplify right side
    94,682.28x = 5,471,960,200.74
  5. Step 5: Solve for x
    x = 5,471,960,200.74/94,682.28
  6. Step 6: Final answer
    x = 57,792.86

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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.