Home / 146,411.54-219,615.79-75,354.09

Finding the Fourth Proportional to 146,411.54, 219,615.79 and 75,354.09

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Solution

The fourth proportional to 146,411.54, 219,615.79 and 75,354.09 is: 113,030.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,411.54 : 219,615.79 = 75,354.09 : x
  2. Step 2: Convert to fraction form
    146,411.54/219,615.79 = 75,354.09/x
  3. Step 3: Cross multiply
    146,411.54x = 219,615.79 × 75,354.09
  4. Step 4: Simplify right side
    146,411.54x = 16,548,948,005.08
  5. Step 5: Solve for x
    x = 16,548,948,005.08/146,411.54
  6. Step 6: Final answer
    x = 113,030.35

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1.5x scale

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.