Home / 146,440.20-219,577.02-57,645.60

Finding the Fourth Proportional to 146,440.20, 219,577.02 and 57,645.60

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Solution

The fourth proportional to 146,440.20, 219,577.02 and 57,645.60 is: 86,435.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,440.20 : 219,577.02 = 57,645.60 : x
  2. Step 2: Convert to fraction form
    146,440.20/219,577.02 = 57,645.60/x
  3. Step 3: Cross multiply
    146,440.20x = 219,577.02 × 57,645.60
  4. Step 4: Simplify right side
    146,440.20x = 12,657,649,064.11
  5. Step 5: Solve for x
    x = 12,657,649,064.11/146,440.20
  6. Step 6: Final answer
    x = 86,435.62

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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.