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Finding the Fourth Proportional to 101,224.96, 151,869.96 and 48,638.32

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Solution

The fourth proportional to 101,224.96, 151,869.96 and 48,638.32 is: 72,973.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,224.96 : 151,869.96 = 48,638.32 : x
  2. Step 2: Convert to fraction form
    101,224.96/151,869.96 = 48,638.32/x
  3. Step 3: Cross multiply
    101,224.96x = 151,869.96 × 48,638.32
  4. Step 4: Simplify right side
    101,224.96x = 7,386,699,712.87
  5. Step 5: Solve for x
    x = 7,386,699,712.87/101,224.96
  6. Step 6: Final answer
    x = 72,973.11

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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.