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Finding the Fourth Proportional to 56,353.98, 77,768.37 and 32,480.49

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Solution

The fourth proportional to 56,353.98, 77,768.37 and 32,480.49 is: 44,823.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,353.98 : 77,768.37 = 32,480.49 : x
  2. Step 2: Convert to fraction form
    56,353.98/77,768.37 = 32,480.49/x
  3. Step 3: Cross multiply
    56,353.98x = 77,768.37 × 32,480.49
  4. Step 4: Simplify right side
    56,353.98x = 2,525,954,764.10
  5. Step 5: Solve for x
    x = 2,525,954,764.10/56,353.98
  6. Step 6: Final answer
    x = 44,823.01

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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.