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Finding the Fourth Proportional to 62,405.22, 93,484 and 29,079.39

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Solution

The fourth proportional to 62,405.22, 93,484 and 29,079.39 is: 43,561.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,405.22 : 93,484 = 29,079.39 : x
  2. Step 2: Convert to fraction form
    62,405.22/93,484 = 29,079.39/x
  3. Step 3: Cross multiply
    62,405.22x = 93,484 × 29,079.39
  4. Step 4: Simplify right side
    62,405.22x = 2,718,457,694.76
  5. Step 5: Solve for x
    x = 2,718,457,694.76/62,405.22
  6. Step 6: Final answer
    x = 43,561.38

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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.