Home / 51,805.96-77,708.94-34,271.70

Finding the Fourth Proportional to 51,805.96, 77,708.94 and 34,271.70

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Solution

The fourth proportional to 51,805.96, 77,708.94 and 34,271.70 is: 51,407.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,805.96 : 77,708.94 = 34,271.70 : x
  2. Step 2: Convert to fraction form
    51,805.96/77,708.94 = 34,271.70/x
  3. Step 3: Cross multiply
    51,805.96x = 77,708.94 × 34,271.70
  4. Step 4: Simplify right side
    51,805.96x = 2,663,217,479.00
  5. Step 5: Solve for x
    x = 2,663,217,479.00/51,805.96
  6. Step 6: Final answer
    x = 51,407.55

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1.5x scale

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.