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Finding the Fourth Proportional to 168,955.57, 253,441.77 and 50,615.65

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Solution

The fourth proportional to 168,955.57, 253,441.77 and 50,615.65 is: 75,926.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,955.57 : 253,441.77 = 50,615.65 : x
  2. Step 2: Convert to fraction form
    168,955.57/253,441.77 = 50,615.65/x
  3. Step 3: Cross multiply
    168,955.57x = 253,441.77 × 50,615.65
  4. Step 4: Simplify right side
    168,955.57x = 12,828,119,925.70
  5. Step 5: Solve for x
    x = 12,828,119,925.70/168,955.57
  6. Step 6: Final answer
    x = 75,926.00

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1.5x scale

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.