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Finding the Fourth Proportional to 60,907.56, 91,326.78 and 44,457

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Solution

The fourth proportional to 60,907.56, 91,326.78 and 44,457 is: 66,660.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,907.56 : 91,326.78 = 44,457 : x
  2. Step 2: Convert to fraction form
    60,907.56/91,326.78 = 44,457/x
  3. Step 3: Cross multiply
    60,907.56x = 91,326.78 × 44,457
  4. Step 4: Simplify right side
    60,907.56x = 4,060,114,658.46
  5. Step 5: Solve for x
    x = 4,060,114,658.46/60,907.56
  6. Step 6: Final answer
    x = 66,660.27

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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.