Home / 50,761.33-70,018.14-40,713.89

Finding the Fourth Proportional to 50,761.33, 70,018.14 and 40,713.89

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Solution

The fourth proportional to 50,761.33, 70,018.14 and 40,713.89 is: 56,159.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,761.33 : 70,018.14 = 40,713.89 : x
  2. Step 2: Convert to fraction form
    50,761.33/70,018.14 = 40,713.89/x
  3. Step 3: Cross multiply
    50,761.33x = 70,018.14 × 40,713.89
  4. Step 4: Simplify right side
    50,761.33x = 2,850,710,499.87
  5. Step 5: Solve for x
    x = 2,850,710,499.87/50,761.33
  6. Step 6: Final answer
    x = 56,159.10

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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.