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Finding the Fourth Proportional to 252,416.34, 378,573.58 and 92,437.67

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Solution

The fourth proportional to 252,416.34, 378,573.58 and 92,437.67 is: 138,637.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,416.34 : 378,573.58 = 92,437.67 : x
  2. Step 2: Convert to fraction form
    252,416.34/378,573.58 = 92,437.67/x
  3. Step 3: Cross multiply
    252,416.34x = 378,573.58 × 92,437.67
  4. Step 4: Simplify right side
    252,416.34x = 34,994,458,591.26
  5. Step 5: Solve for x
    x = 34,994,458,591.26/252,416.34
  6. Step 6: Final answer
    x = 138,637.85

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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.