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Finding the Fourth Proportional to 171,012.16, 256,523.44 and 58,690.74

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Solution

The fourth proportional to 171,012.16, 256,523.44 and 58,690.74 is: 88,037.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,012.16 : 256,523.44 = 58,690.74 : x
  2. Step 2: Convert to fraction form
    171,012.16/256,523.44 = 58,690.74/x
  3. Step 3: Cross multiply
    171,012.16x = 256,523.44 × 58,690.74
  4. Step 4: Simplify right side
    171,012.16x = 15,055,550,520.95
  5. Step 5: Solve for x
    x = 15,055,550,520.95/171,012.16
  6. Step 6: Final answer
    x = 88,037.89

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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.