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Finding the Fourth Proportional to 58,053.75, 80,121.74 and 34,182.63

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Solution

The fourth proportional to 58,053.75, 80,121.74 and 34,182.63 is: 47,176.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,053.75 : 80,121.74 = 34,182.63 : x
  2. Step 2: Convert to fraction form
    58,053.75/80,121.74 = 34,182.63/x
  3. Step 3: Cross multiply
    58,053.75x = 80,121.74 × 34,182.63
  4. Step 4: Simplify right side
    58,053.75x = 2,738,771,622.46
  5. Step 5: Solve for x
    x = 2,738,771,622.46/58,053.75
  6. Step 6: Final answer
    x = 47,176.48

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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.