Home / 84,118.42-126,204.97-56,152.16

Finding the Fourth Proportional to 84,118.42, 126,204.97 and 56,152.16

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Solution

The fourth proportional to 84,118.42, 126,204.97 and 56,152.16 is: 84,246.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,118.42 : 126,204.97 = 56,152.16 : x
  2. Step 2: Convert to fraction form
    84,118.42/126,204.97 = 56,152.16/x
  3. Step 3: Cross multiply
    84,118.42x = 126,204.97 × 56,152.16
  4. Step 4: Simplify right side
    84,118.42x = 7,086,681,668.24
  5. Step 5: Solve for x
    x = 7,086,681,668.24/84,118.42
  6. Step 6: Final answer
    x = 84,246.49

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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.