Home / 112,685.48-169,015.42-29,585.96

Finding the Fourth Proportional to 112,685.48, 169,015.42 and 29,585.96

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Solution

The fourth proportional to 112,685.48, 169,015.42 and 29,585.96 is: 44,375.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,685.48 : 169,015.42 = 29,585.96 : x
  2. Step 2: Convert to fraction form
    112,685.48/169,015.42 = 29,585.96/x
  3. Step 3: Cross multiply
    112,685.48x = 169,015.42 × 29,585.96
  4. Step 4: Simplify right side
    112,685.48x = 5,000,483,455.50
  5. Step 5: Solve for x
    x = 5,000,483,455.50/112,685.48
  6. Step 6: Final answer
    x = 44,375.58

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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.