Home / 76,022.67-104,914.95-42,030.54

Finding the Fourth Proportional to 76,022.67, 104,914.95 and 42,030.54

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Solution

The fourth proportional to 76,022.67, 104,914.95 and 42,030.54 is: 58,004.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,022.67 : 104,914.95 = 42,030.54 : x
  2. Step 2: Convert to fraction form
    76,022.67/104,914.95 = 42,030.54/x
  3. Step 3: Cross multiply
    76,022.67x = 104,914.95 × 42,030.54
  4. Step 4: Simplify right side
    76,022.67x = 4,409,631,844.96
  5. Step 5: Solve for x
    x = 4,409,631,844.96/76,022.67
  6. Step 6: Final answer
    x = 58,004.17

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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.