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Finding the Fourth Proportional to 64,978.89, 97,461.75 and 44,053.41

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Solution

The fourth proportional to 64,978.89, 97,461.75 and 44,053.41 is: 66,075.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,978.89 : 97,461.75 = 44,053.41 : x
  2. Step 2: Convert to fraction form
    64,978.89/97,461.75 = 44,053.41/x
  3. Step 3: Cross multiply
    64,978.89x = 97,461.75 × 44,053.41
  4. Step 4: Simplify right side
    64,978.89x = 4,293,522,432.07
  5. Step 5: Solve for x
    x = 4,293,522,432.07/64,978.89
  6. Step 6: Final answer
    x = 66,075.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.