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Finding the Fourth Proportional to 171,082.23, 256,657.50 and 52,749.06

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Solution

The fourth proportional to 171,082.23, 256,657.50 and 52,749.06 is: 79,134.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,082.23 : 256,657.50 = 52,749.06 : x
  2. Step 2: Convert to fraction form
    171,082.23/256,657.50 = 52,749.06/x
  3. Step 3: Cross multiply
    171,082.23x = 256,657.50 × 52,749.06
  4. Step 4: Simplify right side
    171,082.23x = 13,538,441,866.95
  5. Step 5: Solve for x
    x = 13,538,441,866.95/171,082.23
  6. Step 6: Final answer
    x = 79,134.12

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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.