Home / 126,097.56-174,022.02-72,382.68

Finding the Fourth Proportional to 126,097.56, 174,022.02 and 72,382.68

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Solution

The fourth proportional to 126,097.56, 174,022.02 and 72,382.68 is: 99,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,097.56 : 174,022.02 = 72,382.68 : x
  2. Step 2: Convert to fraction form
    126,097.56/174,022.02 = 72,382.68/x
  3. Step 3: Cross multiply
    126,097.56x = 174,022.02 × 72,382.68
  4. Step 4: Simplify right side
    126,097.56x = 12,596,180,186.61
  5. Step 5: Solve for x
    x = 12,596,180,186.61/126,097.56
  6. Step 6: Final answer
    x = 99,892.34

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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.