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Finding the Fourth Proportional to 112,477.68, 168,716.52 and 29,370.96

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Solution

The fourth proportional to 112,477.68, 168,716.52 and 29,370.96 is: 44,056.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,477.68 : 168,716.52 = 29,370.96 : x
  2. Step 2: Convert to fraction form
    112,477.68/168,716.52 = 29,370.96/x
  3. Step 3: Cross multiply
    112,477.68x = 168,716.52 × 29,370.96
  4. Step 4: Simplify right side
    112,477.68x = 4,955,366,160.26
  5. Step 5: Solve for x
    x = 4,955,366,160.26/112,477.68
  6. Step 6: Final answer
    x = 44,056.44

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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.