Home / 137,141.02-204,800.14-135,656.49

Finding the Fourth Proportional to 137,141.02, 204,800.14 and 135,656.49

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Solution

The fourth proportional to 137,141.02, 204,800.14 and 135,656.49 is: 202,583.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,141.02 : 204,800.14 = 135,656.49 : x
  2. Step 2: Convert to fraction form
    137,141.02/204,800.14 = 135,656.49/x
  3. Step 3: Cross multiply
    137,141.02x = 204,800.14 × 135,656.49
  4. Step 4: Simplify right side
    137,141.02x = 27,782,468,143.91
  5. Step 5: Solve for x
    x = 27,782,468,143.91/137,141.02
  6. Step 6: Final answer
    x = 202,583.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.