Home / 211,865.68-292,457.94-126,966.34

Finding the Fourth Proportional to 211,865.68, 292,457.94 and 126,966.34

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Solution

The fourth proportional to 211,865.68, 292,457.94 and 126,966.34 is: 175,263.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,865.68 : 292,457.94 = 126,966.34 : x
  2. Step 2: Convert to fraction form
    211,865.68/292,457.94 = 126,966.34/x
  3. Step 3: Cross multiply
    211,865.68x = 292,457.94 × 126,966.34
  4. Step 4: Simplify right side
    211,865.68x = 37,132,314,245.74
  5. Step 5: Solve for x
    x = 37,132,314,245.74/211,865.68
  6. Step 6: Final answer
    x = 175,263.47

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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.