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Finding the Fourth Proportional to 73,363.86, 101,242.54 and 43,150.45

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Solution

The fourth proportional to 73,363.86, 101,242.54 and 43,150.45 is: 59,547.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,363.86 : 101,242.54 = 43,150.45 : x
  2. Step 2: Convert to fraction form
    73,363.86/101,242.54 = 43,150.45/x
  3. Step 3: Cross multiply
    73,363.86x = 101,242.54 × 43,150.45
  4. Step 4: Simplify right side
    73,363.86x = 4,368,661,160.14
  5. Step 5: Solve for x
    x = 4,368,661,160.14/73,363.86
  6. Step 6: Final answer
    x = 59,547.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.