Home / 55,490.79-76,573.31-34,270.41

Finding the Fourth Proportional to 55,490.79, 76,573.31 and 34,270.41

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Solution

The fourth proportional to 55,490.79, 76,573.31 and 34,270.41 is: 47,290.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,490.79 : 76,573.31 = 34,270.41 : x
  2. Step 2: Convert to fraction form
    55,490.79/76,573.31 = 34,270.41/x
  3. Step 3: Cross multiply
    55,490.79x = 76,573.31 × 34,270.41
  4. Step 4: Simplify right side
    55,490.79x = 2,624,198,557.41
  5. Step 5: Solve for x
    x = 2,624,198,557.41/55,490.79
  6. Step 6: Final answer
    x = 47,290.70

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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.