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Finding the Fourth Proportional to 67,846.40, 101,658.24 and 65,254.40

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Solution

The fourth proportional to 67,846.40, 101,658.24 and 65,254.40 is: 97,774.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,846.40 : 101,658.24 = 65,254.40 : x
  2. Step 2: Convert to fraction form
    67,846.40/101,658.24 = 65,254.40/x
  3. Step 3: Cross multiply
    67,846.40x = 101,658.24 × 65,254.40
  4. Step 4: Simplify right side
    67,846.40x = 6,633,647,456.26
  5. Step 5: Solve for x
    x = 6,633,647,456.26/67,846.40
  6. Step 6: Final answer
    x = 97,774.49

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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.