Home / 76,770.84-105,943.98-44,511.72

Finding the Fourth Proportional to 76,770.84, 105,943.98 and 44,511.72

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Solution

The fourth proportional to 76,770.84, 105,943.98 and 44,511.72 is: 61,426.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,770.84 : 105,943.98 = 44,511.72 : x
  2. Step 2: Convert to fraction form
    76,770.84/105,943.98 = 44,511.72/x
  3. Step 3: Cross multiply
    76,770.84x = 105,943.98 × 44,511.72
  4. Step 4: Simplify right side
    76,770.84x = 4,715,748,773.45
  5. Step 5: Solve for x
    x = 4,715,748,773.45/76,770.84
  6. Step 6: Final answer
    x = 61,426.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.