Home / 126,276.48-189,381.96-37,509.84

Finding the Fourth Proportional to 126,276.48, 189,381.96 and 37,509.84

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Solution

The fourth proportional to 126,276.48, 189,381.96 and 37,509.84 is: 56,255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,276.48 : 189,381.96 = 37,509.84 : x
  2. Step 2: Convert to fraction form
    126,276.48/189,381.96 = 37,509.84/x
  3. Step 3: Cross multiply
    126,276.48x = 189,381.96 × 37,509.84
  4. Step 4: Simplify right side
    126,276.48x = 7,103,687,018.49
  5. Step 5: Solve for x
    x = 7,103,687,018.49/126,276.48
  6. Step 6: Final answer
    x = 56,255.03

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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.