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Finding the Fourth Proportional to 56,062.34, 77,384.77 and 33,408.43

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Solution

The fourth proportional to 56,062.34, 77,384.77 and 33,408.43 is: 46,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,062.34 : 77,384.77 = 33,408.43 : x
  2. Step 2: Convert to fraction form
    56,062.34/77,384.77 = 33,408.43/x
  3. Step 3: Cross multiply
    56,062.34x = 77,384.77 × 33,408.43
  4. Step 4: Simplify right side
    56,062.34x = 2,585,303,394.63
  5. Step 5: Solve for x
    x = 2,585,303,394.63/56,062.34
  6. Step 6: Final answer
    x = 46,114.80

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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.