Home / 211,749.13-292,085.51-125,651.50

Finding the Fourth Proportional to 211,749.13, 292,085.51 and 125,651.50

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Solution

The fourth proportional to 211,749.13, 292,085.51 and 125,651.50 is: 173,322.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,749.13 : 292,085.51 = 125,651.50 : x
  2. Step 2: Convert to fraction form
    211,749.13/292,085.51 = 125,651.50/x
  3. Step 3: Cross multiply
    211,749.13x = 292,085.51 × 125,651.50
  4. Step 4: Simplify right side
    211,749.13x = 36,700,982,043.68
  5. Step 5: Solve for x
    x = 36,700,982,043.68/211,749.13
  6. Step 6: Final answer
    x = 173,322.94

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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.