Home / 126,287.03-189,461.73-37,540.16

Finding the Fourth Proportional to 126,287.03, 189,461.73 and 37,540.16

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Solution

The fourth proportional to 126,287.03, 189,461.73 and 37,540.16 is: 56,319.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,287.03 : 189,461.73 = 37,540.16 : x
  2. Step 2: Convert to fraction form
    126,287.03/189,461.73 = 37,540.16/x
  3. Step 3: Cross multiply
    126,287.03x = 189,461.73 × 37,540.16
  4. Step 4: Simplify right side
    126,287.03x = 7,112,423,562.03
  5. Step 5: Solve for x
    x = 7,112,423,562.03/126,287.03
  6. Step 6: Final answer
    x = 56,319.51

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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.