Home / 84,549.42-126,825.21-40,180.50

Finding the Fourth Proportional to 84,549.42, 126,825.21 and 40,180.50

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Solution

The fourth proportional to 84,549.42, 126,825.21 and 40,180.50 is: 60,271.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,549.42 : 126,825.21 = 40,180.50 : x
  2. Step 2: Convert to fraction form
    84,549.42/126,825.21 = 40,180.50/x
  3. Step 3: Cross multiply
    84,549.42x = 126,825.21 × 40,180.50
  4. Step 4: Simplify right side
    84,549.42x = 5,095,900,350.41
  5. Step 5: Solve for x
    x = 5,095,900,350.41/84,549.42
  6. Step 6: Final answer
    x = 60,271.26

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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.