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Finding the Fourth Proportional to 171,159.24, 256,640.04 and 52,798.80

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Solution

The fourth proportional to 171,159.24, 256,640.04 and 52,798.80 is: 79,167.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,159.24 : 256,640.04 = 52,798.80 : x
  2. Step 2: Convert to fraction form
    171,159.24/256,640.04 = 52,798.80/x
  3. Step 3: Cross multiply
    171,159.24x = 256,640.04 × 52,798.80
  4. Step 4: Simplify right side
    171,159.24x = 13,550,286,143.95
  5. Step 5: Solve for x
    x = 13,550,286,143.95/171,159.24
  6. Step 6: Final answer
    x = 79,167.72

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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.