Home / 136,114.81-204,171.51-34,912.43

Finding the Fourth Proportional to 136,114.81, 204,171.51 and 34,912.43

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Solution

The fourth proportional to 136,114.81, 204,171.51 and 34,912.43 is: 52,368.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,114.81 : 204,171.51 = 34,912.43 : x
  2. Step 2: Convert to fraction form
    136,114.81/204,171.51 = 34,912.43/x
  3. Step 3: Cross multiply
    136,114.81x = 204,171.51 × 34,912.43
  4. Step 4: Simplify right side
    136,114.81x = 7,128,123,426.58
  5. Step 5: Solve for x
    x = 7,128,123,426.58/136,114.81
  6. Step 6: Final answer
    x = 52,368.46

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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.