Home / 211,610.28-292,033.08-126,776.52

Finding the Fourth Proportional to 211,610.28, 292,033.08 and 126,776.52

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Solution

The fourth proportional to 211,610.28, 292,033.08 and 126,776.52 is: 174,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,610.28 : 292,033.08 = 126,776.52 : x
  2. Step 2: Convert to fraction form
    211,610.28/292,033.08 = 126,776.52/x
  3. Step 3: Cross multiply
    211,610.28x = 292,033.08 × 126,776.52
  4. Step 4: Simplify right side
    211,610.28x = 37,022,937,607.28
  5. Step 5: Solve for x
    x = 37,022,937,607.28/211,610.28
  6. Step 6: Final answer
    x = 174,958.12

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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.