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Finding the Fourth Proportional to 173,813.32, 260,748.18 and 53,842.24

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Solution

The fourth proportional to 173,813.32, 260,748.18 and 53,842.24 is: 80,772.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,813.32 : 260,748.18 = 53,842.24 : x
  2. Step 2: Convert to fraction form
    173,813.32/260,748.18 = 53,842.24/x
  3. Step 3: Cross multiply
    173,813.32x = 260,748.18 × 53,842.24
  4. Step 4: Simplify right side
    173,813.32x = 14,039,266,087.12
  5. Step 5: Solve for x
    x = 14,039,266,087.12/173,813.32
  6. Step 6: Final answer
    x = 80,772.10

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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.