Home / 84,410.07-126,552.22-28,216.93

Finding the Fourth Proportional to 84,410.07, 126,552.22 and 28,216.93

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Solution

The fourth proportional to 84,410.07, 126,552.22 and 28,216.93 is: 42,304.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,410.07 : 126,552.22 = 28,216.93 : x
  2. Step 2: Convert to fraction form
    84,410.07/126,552.22 = 28,216.93/x
  3. Step 3: Cross multiply
    84,410.07x = 126,552.22 × 28,216.93
  4. Step 4: Simplify right side
    84,410.07x = 3,570,915,133.08
  5. Step 5: Solve for x
    x = 3,570,915,133.08/84,410.07
  6. Step 6: Final answer
    x = 42,304.37

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1.5x scale

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.