Home / 126,587.35-189,899.46-46,663.57

Finding the Fourth Proportional to 126,587.35, 189,899.46 and 46,663.57

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Solution

The fourth proportional to 126,587.35, 189,899.46 and 46,663.57 is: 70,002.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,587.35 : 189,899.46 = 46,663.57 : x
  2. Step 2: Convert to fraction form
    126,587.35/189,899.46 = 46,663.57/x
  3. Step 3: Cross multiply
    126,587.35x = 189,899.46 × 46,663.57
  4. Step 4: Simplify right side
    126,587.35x = 8,861,386,744.67
  5. Step 5: Solve for x
    x = 8,861,386,744.67/126,587.35
  6. Step 6: Final answer
    x = 70,002.15

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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.