Home / 146,560.40-219,840.60-102,237.20

Finding the Fourth Proportional to 146,560.40, 219,840.60 and 102,237.20

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Solution

The fourth proportional to 146,560.40, 219,840.60 and 102,237.20 is: 153,355.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,560.40 : 219,840.60 = 102,237.20 : x
  2. Step 2: Convert to fraction form
    146,560.40/219,840.60 = 102,237.20/x
  3. Step 3: Cross multiply
    146,560.40x = 219,840.60 × 102,237.20
  4. Step 4: Simplify right side
    146,560.40x = 22,475,887,390.32
  5. Step 5: Solve for x
    x = 22,475,887,390.32/146,560.40
  6. Step 6: Final answer
    x = 153,355.80

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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.