Home / 146,053.60-219,166.80-106,511.20

Finding the Fourth Proportional to 146,053.60, 219,166.80 and 106,511.20

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Solution

The fourth proportional to 146,053.60, 219,166.80 and 106,511.20 is: 159,829.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,053.60 : 219,166.80 = 106,511.20 : x
  2. Step 2: Convert to fraction form
    146,053.60/219,166.80 = 106,511.20/x
  3. Step 3: Cross multiply
    146,053.60x = 219,166.80 × 106,511.20
  4. Step 4: Simplify right side
    146,053.60x = 23,343,718,868.16
  5. Step 5: Solve for x
    x = 23,343,718,868.16/146,053.60
  6. Step 6: Final answer
    x = 159,829.81

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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.