Home / 135,351.66-203,038.02-56,488.44

Finding the Fourth Proportional to 135,351.66, 203,038.02 and 56,488.44

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Solution

The fourth proportional to 135,351.66, 203,038.02 and 56,488.44 is: 84,737.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,351.66 : 203,038.02 = 56,488.44 : x
  2. Step 2: Convert to fraction form
    135,351.66/203,038.02 = 56,488.44/x
  3. Step 3: Cross multiply
    135,351.66x = 203,038.02 × 56,488.44
  4. Step 4: Simplify right side
    135,351.66x = 11,469,301,010.49
  5. Step 5: Solve for x
    x = 11,469,301,010.49/135,351.66
  6. Step 6: Final answer
    x = 84,737.05

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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.