Home / 134,343.84-185,395.92-73,915.28

Finding the Fourth Proportional to 134,343.84, 185,395.92 and 73,915.28

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Solution

The fourth proportional to 134,343.84, 185,395.92 and 73,915.28 is: 102,003.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,343.84 : 185,395.92 = 73,915.28 : x
  2. Step 2: Convert to fraction form
    134,343.84/185,395.92 = 73,915.28/x
  3. Step 3: Cross multiply
    134,343.84x = 185,395.92 × 73,915.28
  4. Step 4: Simplify right side
    134,343.84x = 13,703,591,337.66
  5. Step 5: Solve for x
    x = 13,703,591,337.66/134,343.84
  6. Step 6: Final answer
    x = 102,003.87

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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.