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Finding the Fourth Proportional to 58,126.71, 80,212.13 and 32,286.94

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Solution

The fourth proportional to 58,126.71, 80,212.13 and 32,286.94 is: 44,554.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,126.71 : 80,212.13 = 32,286.94 : x
  2. Step 2: Convert to fraction form
    58,126.71/80,212.13 = 32,286.94/x
  3. Step 3: Cross multiply
    58,126.71x = 80,212.13 × 32,286.94
  4. Step 4: Simplify right side
    58,126.71x = 2,589,803,987.69
  5. Step 5: Solve for x
    x = 2,589,803,987.69/58,126.71
  6. Step 6: Final answer
    x = 44,554.45

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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.