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Finding the Fourth Proportional to 51,542.99, 77,266.91 and 35,755.47

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Solution

The fourth proportional to 51,542.99, 77,266.91 and 35,755.47 is: 53,600.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,542.99 : 77,266.91 = 35,755.47 : x
  2. Step 2: Convert to fraction form
    51,542.99/77,266.91 = 35,755.47/x
  3. Step 3: Cross multiply
    51,542.99x = 77,266.91 × 35,755.47
  4. Step 4: Simplify right side
    51,542.99x = 2,762,714,682.50
  5. Step 5: Solve for x
    x = 2,762,714,682.50/51,542.99
  6. Step 6: Final answer
    x = 53,600.20

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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.