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Finding the Fourth Proportional to 112,222.86, 168,361.74 and 37,342.86

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Solution

The fourth proportional to 112,222.86, 168,361.74 and 37,342.86 is: 56,023.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,222.86 : 168,361.74 = 37,342.86 : x
  2. Step 2: Convert to fraction form
    112,222.86/168,361.74 = 37,342.86/x
  3. Step 3: Cross multiply
    112,222.86x = 168,361.74 × 37,342.86
  4. Step 4: Simplify right side
    112,222.86x = 6,287,108,886.18
  5. Step 5: Solve for x
    x = 6,287,108,886.18/112,222.86
  6. Step 6: Final answer
    x = 56,023.42

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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.