Home / 55,977.84-84,083.40-47,229.84

Finding the Fourth Proportional to 55,977.84, 84,083.40 and 47,229.84

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Solution

The fourth proportional to 55,977.84, 84,083.40 and 47,229.84 is: 70,943.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,977.84 : 84,083.40 = 47,229.84 : x
  2. Step 2: Convert to fraction form
    55,977.84/84,083.40 = 47,229.84/x
  3. Step 3: Cross multiply
    55,977.84x = 84,083.40 × 47,229.84
  4. Step 4: Simplify right side
    55,977.84x = 3,971,245,528.66
  5. Step 5: Solve for x
    x = 3,971,245,528.66/55,977.84
  6. Step 6: Final answer
    x = 70,943.17

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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.