Home / 126,449.64-189,701.82-37,710.36

Finding the Fourth Proportional to 126,449.64, 189,701.82 and 37,710.36

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Solution

The fourth proportional to 126,449.64, 189,701.82 and 37,710.36 is: 56,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,449.64 : 189,701.82 = 37,710.36 : x
  2. Step 2: Convert to fraction form
    126,449.64/189,701.82 = 37,710.36/x
  3. Step 3: Cross multiply
    126,449.64x = 189,701.82 × 37,710.36
  4. Step 4: Simplify right side
    126,449.64x = 7,153,723,924.86
  5. Step 5: Solve for x
    x = 7,153,723,924.86/126,449.64
  6. Step 6: Final answer
    x = 56,573.70

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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.