Home / 136,349.84-204,535.70-47,601.38

Finding the Fourth Proportional to 136,349.84, 204,535.70 and 47,601.38

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Solution

The fourth proportional to 136,349.84, 204,535.70 and 47,601.38 is: 71,405.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,349.84 : 204,535.70 = 47,601.38 : x
  2. Step 2: Convert to fraction form
    136,349.84/204,535.70 = 47,601.38/x
  3. Step 3: Cross multiply
    136,349.84x = 204,535.70 × 47,601.38
  4. Step 4: Simplify right side
    136,349.84x = 9,736,181,579.27
  5. Step 5: Solve for x
    x = 9,736,181,579.27/136,349.84
  6. Step 6: Final answer
    x = 71,405.89

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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.