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Finding the Fourth Proportional to 110,124.47, 151,958.87 and 64,792.48

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Solution

The fourth proportional to 110,124.47, 151,958.87 and 64,792.48 is: 89,406.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,124.47 : 151,958.87 = 64,792.48 : x
  2. Step 2: Convert to fraction form
    110,124.47/151,958.87 = 64,792.48/x
  3. Step 3: Cross multiply
    110,124.47x = 151,958.87 × 64,792.48
  4. Step 4: Simplify right side
    110,124.47x = 9,845,792,045.30
  5. Step 5: Solve for x
    x = 9,845,792,045.30/110,124.47
  6. Step 6: Final answer
    x = 89,406.03

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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.