Home / 216,724.94-299,140.52-126,098.41

Finding the Fourth Proportional to 216,724.94, 299,140.52 and 126,098.41

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Solution

The fourth proportional to 216,724.94, 299,140.52 and 126,098.41 is: 174,050.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,724.94 : 299,140.52 = 126,098.41 : x
  2. Step 2: Convert to fraction form
    216,724.94/299,140.52 = 126,098.41/x
  3. Step 3: Cross multiply
    216,724.94x = 299,140.52 × 126,098.41
  4. Step 4: Simplify right side
    216,724.94x = 37,721,144,627.74
  5. Step 5: Solve for x
    x = 37,721,144,627.74/216,724.94
  6. Step 6: Final answer
    x = 174,050.78

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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.