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Finding the Fourth Proportional to 64,825.92, 97,187.04 and 27,915.84

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Solution

The fourth proportional to 64,825.92, 97,187.04 and 27,915.84 is: 41,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,825.92 : 97,187.04 = 27,915.84 : x
  2. Step 2: Convert to fraction form
    64,825.92/97,187.04 = 27,915.84/x
  3. Step 3: Cross multiply
    64,825.92x = 97,187.04 × 27,915.84
  4. Step 4: Simplify right side
    64,825.92x = 2,713,057,858.71
  5. Step 5: Solve for x
    x = 2,713,057,858.71/64,825.92
  6. Step 6: Final answer
    x = 41,851.44

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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.