Home / 112,392.30-168,588.45-29,286.30

Finding the Fourth Proportional to 112,392.30, 168,588.45 and 29,286.30

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Solution

The fourth proportional to 112,392.30, 168,588.45 and 29,286.30 is: 43,929.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,392.30 : 168,588.45 = 29,286.30 : x
  2. Step 2: Convert to fraction form
    112,392.30/168,588.45 = 29,286.30/x
  3. Step 3: Cross multiply
    112,392.30x = 168,588.45 × 29,286.30
  4. Step 4: Simplify right side
    112,392.30x = 4,937,331,923.24
  5. Step 5: Solve for x
    x = 4,937,331,923.24/112,392.30
  6. Step 6: Final answer
    x = 43,929.45

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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.