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Finding the Fourth Proportional to 57,794.40, 79,752.36 and 32,642.28

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Solution

The fourth proportional to 57,794.40, 79,752.36 and 32,642.28 is: 45,044.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,794.40 : 79,752.36 = 32,642.28 : x
  2. Step 2: Convert to fraction form
    57,794.40/79,752.36 = 32,642.28/x
  3. Step 3: Cross multiply
    57,794.40x = 79,752.36 × 32,642.28
  4. Step 4: Simplify right side
    57,794.40x = 2,603,298,865.78
  5. Step 5: Solve for x
    x = 2,603,298,865.78/57,794.40
  6. Step 6: Final answer
    x = 45,044.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.