Home / 84,516.66-126,794.43-28,364.22

Finding the Fourth Proportional to 84,516.66, 126,794.43 and 28,364.22

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Solution

The fourth proportional to 84,516.66, 126,794.43 and 28,364.22 is: 42,552.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,516.66 : 126,794.43 = 28,364.22 : x
  2. Step 2: Convert to fraction form
    84,516.66/126,794.43 = 28,364.22/x
  3. Step 3: Cross multiply
    84,516.66x = 126,794.43 × 28,364.22
  4. Step 4: Simplify right side
    84,516.66x = 3,596,424,331.50
  5. Step 5: Solve for x
    x = 3,596,424,331.50/84,516.66
  6. Step 6: Final answer
    x = 42,552.85

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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.