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Finding the Fourth Proportional to 170,495.95, 255,744.74 and 52,167.10

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Solution

The fourth proportional to 170,495.95, 255,744.74 and 52,167.10 is: 78,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,495.95 : 255,744.74 = 52,167.10 : x
  2. Step 2: Convert to fraction form
    170,495.95/255,744.74 = 52,167.10/x
  3. Step 3: Cross multiply
    170,495.95x = 255,744.74 × 52,167.10
  4. Step 4: Simplify right side
    170,495.95x = 13,341,461,426.05
  5. Step 5: Solve for x
    x = 13,341,461,426.05/170,495.95
  6. Step 6: Final answer
    x = 78,250.90

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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.