Home / 146,047.28-219,093.36-61,807.84

Finding the Fourth Proportional to 146,047.28, 219,093.36 and 61,807.84

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Solution

The fourth proportional to 146,047.28, 219,093.36 and 61,807.84 is: 92,721.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,047.28 : 219,093.36 = 61,807.84 : x
  2. Step 2: Convert to fraction form
    146,047.28/219,093.36 = 61,807.84/x
  3. Step 3: Cross multiply
    146,047.28x = 219,093.36 × 61,807.84
  4. Step 4: Simplify right side
    146,047.28x = 13,541,687,339.94
  5. Step 5: Solve for x
    x = 13,541,687,339.94/146,047.28
  6. Step 6: Final answer
    x = 92,721.26

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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.