Home / 77,570.84-116,356.26-51,270.14

Finding the Fourth Proportional to 77,570.84, 116,356.26 and 51,270.14

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Solution

The fourth proportional to 77,570.84, 116,356.26 and 51,270.14 is: 76,905.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,570.84 : 116,356.26 = 51,270.14 : x
  2. Step 2: Convert to fraction form
    77,570.84/116,356.26 = 51,270.14/x
  3. Step 3: Cross multiply
    77,570.84x = 116,356.26 × 51,270.14
  4. Step 4: Simplify right side
    77,570.84x = 5,965,601,740.08
  5. Step 5: Solve for x
    x = 5,965,601,740.08/77,570.84
  6. Step 6: Final answer
    x = 76,905.21

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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.