Home / 50,768.98-70,098.15-40,752.52

Finding the Fourth Proportional to 50,768.98, 70,098.15 and 40,752.52

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Solution

The fourth proportional to 50,768.98, 70,098.15 and 40,752.52 is: 56,268.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,768.98 : 70,098.15 = 40,752.52 : x
  2. Step 2: Convert to fraction form
    50,768.98/70,098.15 = 40,752.52/x
  3. Step 3: Cross multiply
    50,768.98x = 70,098.15 × 40,752.52
  4. Step 4: Simplify right side
    50,768.98x = 2,856,676,259.84
  5. Step 5: Solve for x
    x = 2,856,676,259.84/50,768.98
  6. Step 6: Final answer
    x = 56,268.14

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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.