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Finding the Fourth Proportional to 171,063.40, 256,570.80 and 58,748.80

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Solution

The fourth proportional to 171,063.40, 256,570.80 and 58,748.80 is: 88,114.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,063.40 : 256,570.80 = 58,748.80 : x
  2. Step 2: Convert to fraction form
    171,063.40/256,570.80 = 58,748.80/x
  3. Step 3: Cross multiply
    171,063.40x = 256,570.80 × 58,748.80
  4. Step 4: Simplify right side
    171,063.40x = 15,073,226,615.04
  5. Step 5: Solve for x
    x = 15,073,226,615.04/171,063.40
  6. Step 6: Final answer
    x = 88,114.85

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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.