Home / 73,770.17-101,913.86-48,336.98

Finding the Fourth Proportional to 73,770.17, 101,913.86 and 48,336.98

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Solution

The fourth proportional to 73,770.17, 101,913.86 and 48,336.98 is: 66,777.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,770.17 : 101,913.86 = 48,336.98 : x
  2. Step 2: Convert to fraction form
    73,770.17/101,913.86 = 48,336.98/x
  3. Step 3: Cross multiply
    73,770.17x = 101,913.86 × 48,336.98
  4. Step 4: Simplify right side
    73,770.17x = 4,926,207,823.82
  5. Step 5: Solve for x
    x = 4,926,207,823.82/73,770.17
  6. Step 6: Final answer
    x = 66,777.78

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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.