Home / 52,319.39-77,986.22-48,120.35

Finding the Fourth Proportional to 52,319.39, 77,986.22 and 48,120.35

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Solution

The fourth proportional to 52,319.39, 77,986.22 and 48,120.35 is: 71,727.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,319.39 : 77,986.22 = 48,120.35 : x
  2. Step 2: Convert to fraction form
    52,319.39/77,986.22 = 48,120.35/x
  3. Step 3: Cross multiply
    52,319.39x = 77,986.22 × 48,120.35
  4. Step 4: Simplify right side
    52,319.39x = 3,752,724,201.58
  5. Step 5: Solve for x
    x = 3,752,724,201.58/52,319.39
  6. Step 6: Final answer
    x = 71,727.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.