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Finding the Fourth Proportional to 168,472.40, 252,624.08 and 56,113.11

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Solution

The fourth proportional to 168,472.40, 252,624.08 and 56,113.11 is: 84,141.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,472.40 : 252,624.08 = 56,113.11 : x
  2. Step 2: Convert to fraction form
    168,472.40/252,624.08 = 56,113.11/x
  3. Step 3: Cross multiply
    168,472.40x = 252,624.08 × 56,113.11
  4. Step 4: Simplify right side
    168,472.40x = 14,175,522,509.12
  5. Step 5: Solve for x
    x = 14,175,522,509.12/168,472.40
  6. Step 6: Final answer
    x = 84,141.51

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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.