Home / 122,962.28-169,676.90-68,510.28

Finding the Fourth Proportional to 122,962.28, 169,676.90 and 68,510.28

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Solution

The fourth proportional to 122,962.28, 169,676.90 and 68,510.28 is: 94,538.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,962.28 : 169,676.90 = 68,510.28 : x
  2. Step 2: Convert to fraction form
    122,962.28/169,676.90 = 68,510.28/x
  3. Step 3: Cross multiply
    122,962.28x = 169,676.90 × 68,510.28
  4. Step 4: Simplify right side
    122,962.28x = 11,624,611,928.53
  5. Step 5: Solve for x
    x = 11,624,611,928.53/122,962.28
  6. Step 6: Final answer
    x = 94,538.03

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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.