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Finding the Fourth Proportional to 170,957.19, 256,471.43 and 52,622.67

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Solution

The fourth proportional to 170,957.19, 256,471.43 and 52,622.67 is: 78,944.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,957.19 : 256,471.43 = 52,622.67 : x
  2. Step 2: Convert to fraction form
    170,957.19/256,471.43 = 52,622.67/x
  3. Step 3: Cross multiply
    170,957.19x = 256,471.43 × 52,622.67
  4. Step 4: Simplify right side
    170,957.19x = 13,496,211,425.32
  5. Step 5: Solve for x
    x = 13,496,211,425.32/170,957.19
  6. Step 6: Final answer
    x = 78,944.98

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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.