Home / 76,096.14-104,988.87-45,890.70

Finding the Fourth Proportional to 76,096.14, 104,988.87 and 45,890.70

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Solution

The fourth proportional to 76,096.14, 104,988.87 and 45,890.70 is: 63,314.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,096.14 : 104,988.87 = 45,890.70 : x
  2. Step 2: Convert to fraction form
    76,096.14/104,988.87 = 45,890.70/x
  3. Step 3: Cross multiply
    76,096.14x = 104,988.87 × 45,890.70
  4. Step 4: Simplify right side
    76,096.14x = 4,818,012,736.51
  5. Step 5: Solve for x
    x = 4,818,012,736.51/76,096.14
  6. Step 6: Final answer
    x = 63,314.81

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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.