Home / 84,277.80-126,378.63-44,826.48

Finding the Fourth Proportional to 84,277.80, 126,378.63 and 44,826.48

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Solution

The fourth proportional to 84,277.80, 126,378.63 and 44,826.48 is: 67,219.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,277.80 : 126,378.63 = 44,826.48 : x
  2. Step 2: Convert to fraction form
    84,277.80/126,378.63 = 44,826.48/x
  3. Step 3: Cross multiply
    84,277.80x = 126,378.63 × 44,826.48
  4. Step 4: Simplify right side
    84,277.80x = 5,665,109,130.12
  5. Step 5: Solve for x
    x = 5,665,109,130.12/84,277.80
  6. Step 6: Final answer
    x = 67,219.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.