Home / 112,704.12-168,909.66-46,068.12

Finding the Fourth Proportional to 112,704.12, 168,909.66 and 46,068.12

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Solution

The fourth proportional to 112,704.12, 168,909.66 and 46,068.12 is: 69,042.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,704.12 : 168,909.66 = 46,068.12 : x
  2. Step 2: Convert to fraction form
    112,704.12/168,909.66 = 46,068.12/x
  3. Step 3: Cross multiply
    112,704.12x = 168,909.66 × 46,068.12
  4. Step 4: Simplify right side
    112,704.12x = 7,781,350,486.04
  5. Step 5: Solve for x
    x = 7,781,350,486.04/112,704.12
  6. Step 6: Final answer
    x = 69,042.29

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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.