Home / 146,681.21-219,787.45-94,047.05

Finding the Fourth Proportional to 146,681.21, 219,787.45 and 94,047.05

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Solution

The fourth proportional to 146,681.21, 219,787.45 and 94,047.05 is: 140,920.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,681.21 : 219,787.45 = 94,047.05 : x
  2. Step 2: Convert to fraction form
    146,681.21/219,787.45 = 94,047.05/x
  3. Step 3: Cross multiply
    146,681.21x = 219,787.45 × 94,047.05
  4. Step 4: Simplify right side
    146,681.21x = 20,670,361,299.52
  5. Step 5: Solve for x
    x = 20,670,361,299.52/146,681.21
  6. Step 6: Final answer
    x = 140,920.31

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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.