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Finding the Fourth Proportional to 112,377.52, 168,509.43 and 37,471.42

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Solution

The fourth proportional to 112,377.52, 168,509.43 and 37,471.42 is: 56,188.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,377.52 : 168,509.43 = 37,471.42 : x
  2. Step 2: Convert to fraction form
    112,377.52/168,509.43 = 37,471.42/x
  3. Step 3: Cross multiply
    112,377.52x = 168,509.43 × 37,471.42
  4. Step 4: Simplify right side
    112,377.52x = 6,314,287,625.49
  5. Step 5: Solve for x
    x = 6,314,287,625.49/112,377.52
  6. Step 6: Final answer
    x = 56,188.17

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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.