Home / 112,668.66-168,997.86-37,783.05

Finding the Fourth Proportional to 112,668.66, 168,997.86 and 37,783.05

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Solution

The fourth proportional to 112,668.66, 168,997.86 and 37,783.05 is: 56,672.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,668.66 : 168,997.86 = 37,783.05 : x
  2. Step 2: Convert to fraction form
    112,668.66/168,997.86 = 37,783.05/x
  3. Step 3: Cross multiply
    112,668.66x = 168,997.86 × 37,783.05
  4. Step 4: Simplify right side
    112,668.66x = 6,385,254,594.27
  5. Step 5: Solve for x
    x = 6,385,254,594.27/112,668.66
  6. Step 6: Final answer
    x = 56,672.85

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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.