Home / 193,027.60-289,541.40-146,371.60

Finding the Fourth Proportional to 193,027.60, 289,541.40 and 146,371.60

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Solution

The fourth proportional to 193,027.60, 289,541.40 and 146,371.60 is: 219,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,027.60 : 289,541.40 = 146,371.60 : x
  2. Step 2: Convert to fraction form
    193,027.60/289,541.40 = 146,371.60/x
  3. Step 3: Cross multiply
    193,027.60x = 289,541.40 × 146,371.60
  4. Step 4: Simplify right side
    193,027.60x = 42,380,637,984.24
  5. Step 5: Solve for x
    x = 42,380,637,984.24/193,027.60
  6. Step 6: Final answer
    x = 219,557.40

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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.