Home / 51,269.07-77,012.91-48,272.85

Finding the Fourth Proportional to 51,269.07, 77,012.91 and 48,272.85

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Solution

The fourth proportional to 51,269.07, 77,012.91 and 48,272.85 is: 72,512.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,269.07 : 77,012.91 = 48,272.85 : x
  2. Step 2: Convert to fraction form
    51,269.07/77,012.91 = 48,272.85/x
  3. Step 3: Cross multiply
    51,269.07x = 77,012.91 × 48,272.85
  4. Step 4: Simplify right side
    51,269.07x = 3,717,632,652.49
  5. Step 5: Solve for x
    x = 3,717,632,652.49/51,269.07
  6. Step 6: Final answer
    x = 72,512.19

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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.