Home / 126,257.08-189,411.54-37,502.68

Finding the Fourth Proportional to 126,257.08, 189,411.54 and 37,502.68

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Solution

The fourth proportional to 126,257.08, 189,411.54 and 37,502.68 is: 56,261.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,257.08 : 189,411.54 = 37,502.68 : x
  2. Step 2: Convert to fraction form
    126,257.08/189,411.54 = 37,502.68/x
  3. Step 3: Cross multiply
    126,257.08x = 189,411.54 × 37,502.68
  4. Step 4: Simplify right side
    126,257.08x = 7,103,440,372.93
  5. Step 5: Solve for x
    x = 7,103,440,372.93/126,257.08
  6. Step 6: Final answer
    x = 56,261.72

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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.