Home / 345,848.34-518,826.15-146,169.57

Finding the Fourth Proportional to 345,848.34, 518,826.15 and 146,169.57

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Solution

The fourth proportional to 345,848.34, 518,826.15 and 146,169.57 is: 219,277.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,848.34 : 518,826.15 = 146,169.57 : x
  2. Step 2: Convert to fraction form
    345,848.34/518,826.15 = 146,169.57/x
  3. Step 3: Cross multiply
    345,848.34x = 518,826.15 × 146,169.57
  4. Step 4: Simplify right side
    345,848.34x = 75,836,595,250.26
  5. Step 5: Solve for x
    x = 75,836,595,250.26/345,848.34
  6. Step 6: Final answer
    x = 219,277.03

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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.