Home / 136,533.63-204,891.54-47,787.14

Finding the Fourth Proportional to 136,533.63, 204,891.54 and 47,787.14

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Solution

The fourth proportional to 136,533.63, 204,891.54 and 47,787.14 is: 71,712.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,533.63 : 204,891.54 = 47,787.14 : x
  2. Step 2: Convert to fraction form
    136,533.63/204,891.54 = 47,787.14/x
  3. Step 3: Cross multiply
    136,533.63x = 204,891.54 × 47,787.14
  4. Step 4: Simplify right side
    136,533.63x = 9,791,179,443.40
  5. Step 5: Solve for x
    x = 9,791,179,443.40/136,533.63
  6. Step 6: Final answer
    x = 71,712.58

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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.