Home / 77,257.27-106,606.22-43,261.03

Finding the Fourth Proportional to 77,257.27, 106,606.22 and 43,261.03

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Solution

The fourth proportional to 77,257.27, 106,606.22 and 43,261.03 is: 59,695.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,257.27 : 106,606.22 = 43,261.03 : x
  2. Step 2: Convert to fraction form
    77,257.27/106,606.22 = 43,261.03/x
  3. Step 3: Cross multiply
    77,257.27x = 106,606.22 × 43,261.03
  4. Step 4: Simplify right side
    77,257.27x = 4,611,894,881.61
  5. Step 5: Solve for x
    x = 4,611,894,881.61/77,257.27
  6. Step 6: Final answer
    x = 59,695.29

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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.