Home / 91,742.00-126,604.41-51,457.91

Finding the Fourth Proportional to 91,742.00, 126,604.41 and 51,457.91

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Solution

The fourth proportional to 91,742.00, 126,604.41 and 51,457.91 is: 71,012.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,742.00 : 126,604.41 = 51,457.91 : x
  2. Step 2: Convert to fraction form
    91,742.00/126,604.41 = 51,457.91/x
  3. Step 3: Cross multiply
    91,742.00x = 126,604.41 × 51,457.91
  4. Step 4: Simplify right side
    91,742.00x = 6,514,798,394.60
  5. Step 5: Solve for x
    x = 6,514,798,394.60/91,742.00
  6. Step 6: Final answer
    x = 71,012.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.