Home / 126,734.84-174,937.80-73,041.30

Finding the Fourth Proportional to 126,734.84, 174,937.80 and 73,041.30

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Solution

The fourth proportional to 126,734.84, 174,937.80 and 73,041.30 is: 100,822.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,734.84 : 174,937.80 = 73,041.30 : x
  2. Step 2: Convert to fraction form
    126,734.84/174,937.80 = 73,041.30/x
  3. Step 3: Cross multiply
    126,734.84x = 174,937.80 × 73,041.30
  4. Step 4: Simplify right side
    126,734.84x = 12,777,684,331.14
  5. Step 5: Solve for x
    x = 12,777,684,331.14/126,734.84
  6. Step 6: Final answer
    x = 100,822.19

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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.