Home / 112,349.20-168,523.80-29,243.20

Finding the Fourth Proportional to 112,349.20, 168,523.80 and 29,243.20

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Solution

The fourth proportional to 112,349.20, 168,523.80 and 29,243.20 is: 43,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,349.20 : 168,523.80 = 29,243.20 : x
  2. Step 2: Convert to fraction form
    112,349.20/168,523.80 = 29,243.20/x
  3. Step 3: Cross multiply
    112,349.20x = 168,523.80 × 29,243.20
  4. Step 4: Simplify right side
    112,349.20x = 4,928,175,188.16
  5. Step 5: Solve for x
    x = 4,928,175,188.16/112,349.20
  6. Step 6: Final answer
    x = 43,864.80

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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.