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Finding the Fourth Proportional to 168,884, 233,039.66 and 97,287.30

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Solution

The fourth proportional to 168,884, 233,039.66 and 97,287.30 is: 134,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,884 : 233,039.66 = 97,287.30 : x
  2. Step 2: Convert to fraction form
    168,884/233,039.66 = 97,287.30/x
  3. Step 3: Cross multiply
    168,884x = 233,039.66 × 97,287.30
  4. Step 4: Simplify right side
    168,884x = 22,671,799,314.32
  5. Step 5: Solve for x
    x = 22,671,799,314.32/168,884
  6. Step 6: Final answer
    x = 134,244.80

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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.