Home / 112,776.90-169,169.46-37,899.55

Finding the Fourth Proportional to 112,776.90, 169,169.46 and 37,899.55

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Solution

The fourth proportional to 112,776.90, 169,169.46 and 37,899.55 is: 56,850.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,776.90 : 169,169.46 = 37,899.55 : x
  2. Step 2: Convert to fraction form
    112,776.90/169,169.46 = 37,899.55/x
  3. Step 3: Cross multiply
    112,776.90x = 169,169.46 × 37,899.55
  4. Step 4: Simplify right side
    112,776.90x = 6,411,446,407.74
  5. Step 5: Solve for x
    x = 6,411,446,407.74/112,776.90
  6. Step 6: Final answer
    x = 56,850.71

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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.