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Finding the Fourth Proportional to 146,424.40, 219,636.60 and 101,323.60

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Solution

The fourth proportional to 146,424.40, 219,636.60 and 101,323.60 is: 151,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,424.40 : 219,636.60 = 101,323.60 : x
  2. Step 2: Convert to fraction form
    146,424.40/219,636.60 = 101,323.60/x
  3. Step 3: Cross multiply
    146,424.40x = 219,636.60 × 101,323.60
  4. Step 4: Simplify right side
    146,424.40x = 22,254,371,003.76
  5. Step 5: Solve for x
    x = 22,254,371,003.76/146,424.40
  6. Step 6: Final answer
    x = 151,985.40

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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.