Home / 76,469.73-114,701.55-26,561.17

Finding the Fourth Proportional to 76,469.73, 114,701.55 and 26,561.17

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Solution

The fourth proportional to 76,469.73, 114,701.55 and 26,561.17 is: 39,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,469.73 : 114,701.55 = 26,561.17 : x
  2. Step 2: Convert to fraction form
    76,469.73/114,701.55 = 26,561.17/x
  3. Step 3: Cross multiply
    76,469.73x = 114,701.55 × 26,561.17
  4. Step 4: Simplify right side
    76,469.73x = 3,046,607,368.81
  5. Step 5: Solve for x
    x = 3,046,607,368.81/76,469.73
  6. Step 6: Final answer
    x = 39,840.70

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Why These Related Problems?

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