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Finding the Fourth Proportional to 64,846.88, 97,280.44 and 27,407.12

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Solution

The fourth proportional to 64,846.88, 97,280.44 and 27,407.12 is: 41,114.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,846.88 : 97,280.44 = 27,407.12 : x
  2. Step 2: Convert to fraction form
    64,846.88/97,280.44 = 27,407.12/x
  3. Step 3: Cross multiply
    64,846.88x = 97,280.44 × 27,407.12
  4. Step 4: Simplify right side
    64,846.88x = 2,666,176,692.73
  5. Step 5: Solve for x
    x = 2,666,176,692.73/64,846.88
  6. Step 6: Final answer
    x = 41,114.96

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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.