Home / 55,387.16-76,470.94-34,197.56

Finding the Fourth Proportional to 55,387.16, 76,470.94 and 34,197.56

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Solution

The fourth proportional to 55,387.16, 76,470.94 and 34,197.56 is: 47,215.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,387.16 : 76,470.94 = 34,197.56 : x
  2. Step 2: Convert to fraction form
    55,387.16/76,470.94 = 34,197.56/x
  3. Step 3: Cross multiply
    55,387.16x = 76,470.94 × 34,197.56
  4. Step 4: Simplify right side
    55,387.16x = 2,615,119,558.91
  5. Step 5: Solve for x
    x = 2,615,119,558.91/55,387.16
  6. Step 6: Final answer
    x = 47,215.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.