Home / 45,370.72-67,795.79-34,637.68

Finding the Fourth Proportional to 45,370.72, 67,795.79 and 34,637.68

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Solution

The fourth proportional to 45,370.72, 67,795.79 and 34,637.68 is: 51,757.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,370.72 : 67,795.79 = 34,637.68 : x
  2. Step 2: Convert to fraction form
    45,370.72/67,795.79 = 34,637.68/x
  3. Step 3: Cross multiply
    45,370.72x = 67,795.79 × 34,637.68
  4. Step 4: Simplify right side
    45,370.72x = 2,348,288,879.37
  5. Step 5: Solve for x
    x = 2,348,288,879.37/45,370.72
  6. Step 6: Final answer
    x = 51,757.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.