Home / 126,613.44-174,722.40-70,017.12

Finding the Fourth Proportional to 126,613.44, 174,722.40 and 70,017.12

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Solution

The fourth proportional to 126,613.44, 174,722.40 and 70,017.12 is: 96,621.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,613.44 : 174,722.40 = 70,017.12 : x
  2. Step 2: Convert to fraction form
    126,613.44/174,722.40 = 70,017.12/x
  3. Step 3: Cross multiply
    126,613.44x = 174,722.40 × 70,017.12
  4. Step 4: Simplify right side
    126,613.44x = 12,233,559,247.49
  5. Step 5: Solve for x
    x = 12,233,559,247.49/126,613.44
  6. Step 6: Final answer
    x = 96,621.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.