Home / 112,008.40-168,042.30-48,801.40

Finding the Fourth Proportional to 112,008.40, 168,042.30 and 48,801.40

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Solution

The fourth proportional to 112,008.40, 168,042.30 and 48,801.40 is: 73,215.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,008.40 : 168,042.30 = 48,801.40 : x
  2. Step 2: Convert to fraction form
    112,008.40/168,042.30 = 48,801.40/x
  3. Step 3: Cross multiply
    112,008.40x = 168,042.30 × 48,801.40
  4. Step 4: Simplify right side
    112,008.40x = 8,200,699,499.22
  5. Step 5: Solve for x
    x = 8,200,699,499.22/112,008.40
  6. Step 6: Final answer
    x = 73,215.04

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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.