Home / 134,065.84-184,990.24-77,466.28

Finding the Fourth Proportional to 134,065.84, 184,990.24 and 77,466.28

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Solution

The fourth proportional to 134,065.84, 184,990.24 and 77,466.28 is: 106,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,065.84 : 184,990.24 = 77,466.28 : x
  2. Step 2: Convert to fraction form
    134,065.84/184,990.24 = 77,466.28/x
  3. Step 3: Cross multiply
    134,065.84x = 184,990.24 × 77,466.28
  4. Step 4: Simplify right side
    134,065.84x = 14,330,505,729.11
  5. Step 5: Solve for x
    x = 14,330,505,729.11/134,065.84
  6. Step 6: Final answer
    x = 106,891.55

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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.