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Finding the Fourth Proportional to 64,847.88, 97,281.94 and 27,408.12

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Solution

The fourth proportional to 64,847.88, 97,281.94 and 27,408.12 is: 41,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,847.88 : 97,281.94 = 27,408.12 : x
  2. Step 2: Convert to fraction form
    64,847.88/97,281.94 = 27,408.12/x
  3. Step 3: Cross multiply
    64,847.88x = 97,281.94 × 27,408.12
  4. Step 4: Simplify right side
    64,847.88x = 2,666,315,085.35
  5. Step 5: Solve for x
    x = 2,666,315,085.35/64,847.88
  6. Step 6: Final answer
    x = 41,116.46

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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.