Home / 126,646.68-189,994.50-37,892.52

Finding the Fourth Proportional to 126,646.68, 189,994.50 and 37,892.52

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Solution

The fourth proportional to 126,646.68, 189,994.50 and 37,892.52 is: 56,846.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,646.68 : 189,994.50 = 37,892.52 : x
  2. Step 2: Convert to fraction form
    126,646.68/189,994.50 = 37,892.52/x
  3. Step 3: Cross multiply
    126,646.68x = 189,994.50 × 37,892.52
  4. Step 4: Simplify right side
    126,646.68x = 7,199,370,391.14
  5. Step 5: Solve for x
    x = 7,199,370,391.14/126,646.68
  6. Step 6: Final answer
    x = 56,846.10

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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.