Home / 126,471.34-174,533.97-69,886.42

Finding the Fourth Proportional to 126,471.34, 174,533.97 and 69,886.42

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Solution

The fourth proportional to 126,471.34, 174,533.97 and 69,886.42 is: 96,445.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,471.34 : 174,533.97 = 69,886.42 : x
  2. Step 2: Convert to fraction form
    126,471.34/174,533.97 = 69,886.42/x
  3. Step 3: Cross multiply
    126,471.34x = 174,533.97 × 69,886.42
  4. Step 4: Simplify right side
    126,471.34x = 12,197,554,331.69
  5. Step 5: Solve for x
    x = 12,197,554,331.69/126,471.34
  6. Step 6: Final answer
    x = 96,445.21

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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.