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Finding the Fourth Proportional to 168,327.01, 252,492.80 and 56,007.25

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Solution

The fourth proportional to 168,327.01, 252,492.80 and 56,007.25 is: 84,011.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,327.01 : 252,492.80 = 56,007.25 : x
  2. Step 2: Convert to fraction form
    168,327.01/252,492.80 = 56,007.25/x
  3. Step 3: Cross multiply
    168,327.01x = 252,492.80 × 56,007.25
  4. Step 4: Simplify right side
    168,327.01x = 14,141,426,461.53
  5. Step 5: Solve for x
    x = 14,141,426,461.53/168,327.01
  6. Step 6: Final answer
    x = 84,011.63

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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.