Home / 146,308.20-219,330.90-57,622.20

Finding the Fourth Proportional to 146,308.20, 219,330.90 and 57,622.20

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Solution

The fourth proportional to 146,308.20, 219,330.90 and 57,622.20 is: 86,381.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,308.20 : 219,330.90 = 57,622.20 : x
  2. Step 2: Convert to fraction form
    146,308.20/219,330.90 = 57,622.20/x
  3. Step 3: Cross multiply
    146,308.20x = 219,330.90 × 57,622.20
  4. Step 4: Simplify right side
    146,308.20x = 12,638,328,985.98
  5. Step 5: Solve for x
    x = 12,638,328,985.98/146,308.20
  6. Step 6: Final answer
    x = 86,381.55

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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.