Home / 126,917.55-175,184.73-73,237.68

Finding the Fourth Proportional to 126,917.55, 175,184.73 and 73,237.68

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Solution

The fourth proportional to 126,917.55, 175,184.73 and 73,237.68 is: 101,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,917.55 : 175,184.73 = 73,237.68 : x
  2. Step 2: Convert to fraction form
    126,917.55/175,184.73 = 73,237.68/x
  3. Step 3: Cross multiply
    126,917.55x = 175,184.73 × 73,237.68
  4. Step 4: Simplify right side
    126,917.55x = 12,830,123,196.63
  5. Step 5: Solve for x
    x = 12,830,123,196.63/126,917.55
  6. Step 6: Final answer
    x = 101,090.22

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1.5x scale

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.