Home / 135,868.98-203,737.96-56,962.02

Finding the Fourth Proportional to 135,868.98, 203,737.96 and 56,962.02

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Solution

The fourth proportional to 135,868.98, 203,737.96 and 56,962.02 is: 85,415.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,868.98 : 203,737.96 = 56,962.02 : x
  2. Step 2: Convert to fraction form
    135,868.98/203,737.96 = 56,962.02/x
  3. Step 3: Cross multiply
    135,868.98x = 203,737.96 × 56,962.02
  4. Step 4: Simplify right side
    135,868.98x = 11,605,325,752.28
  5. Step 5: Solve for x
    x = 11,605,325,752.28/135,868.98
  6. Step 6: Final answer
    x = 85,415.57

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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.