Home / 112,448.20-168,683.30-32,488

Finding the Fourth Proportional to 112,448.20, 168,683.30 and 32,488

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Solution

The fourth proportional to 112,448.20, 168,683.30 and 32,488 is: 48,735.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,448.20 : 168,683.30 = 32,488 : x
  2. Step 2: Convert to fraction form
    112,448.20/168,683.30 = 32,488/x
  3. Step 3: Cross multiply
    112,448.20x = 168,683.30 × 32,488
  4. Step 4: Simplify right side
    112,448.20x = 5,480,183,050.40
  5. Step 5: Solve for x
    x = 5,480,183,050.40/112,448.20
  6. Step 6: Final answer
    x = 48,735.18

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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.