Home / 211,650.17-292,081.95-121,014.41

Finding the Fourth Proportional to 211,650.17, 292,081.95 and 121,014.41

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Solution

The fourth proportional to 211,650.17, 292,081.95 and 121,014.41 is: 167,002.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,650.17 : 292,081.95 = 121,014.41 : x
  2. Step 2: Convert to fraction form
    211,650.17/292,081.95 = 121,014.41/x
  3. Step 3: Cross multiply
    211,650.17x = 292,081.95 × 121,014.41
  4. Step 4: Simplify right side
    211,650.17x = 35,346,123,390.49
  5. Step 5: Solve for x
    x = 35,346,123,390.49/211,650.17
  6. Step 6: Final answer
    x = 167,002.58

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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.