Home / 126,814.83-175,004.12-73,099.55

Finding the Fourth Proportional to 126,814.83, 175,004.12 and 73,099.55

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Solution

The fourth proportional to 126,814.83, 175,004.12 and 73,099.55 is: 100,877.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,814.83 : 175,004.12 = 73,099.55 : x
  2. Step 2: Convert to fraction form
    126,814.83/175,004.12 = 73,099.55/x
  3. Step 3: Cross multiply
    126,814.83x = 175,004.12 × 73,099.55
  4. Step 4: Simplify right side
    126,814.83x = 12,792,721,179.63
  5. Step 5: Solve for x
    x = 12,792,721,179.63/126,814.83
  6. Step 6: Final answer
    x = 100,877.17

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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.