Home / 54,967.86-75,857.31-31,094.07

Finding the Fourth Proportional to 54,967.86, 75,857.31 and 31,094.07

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Solution

The fourth proportional to 54,967.86, 75,857.31 and 31,094.07 is: 42,910.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,967.86 : 75,857.31 = 31,094.07 : x
  2. Step 2: Convert to fraction form
    54,967.86/75,857.31 = 31,094.07/x
  3. Step 3: Cross multiply
    54,967.86x = 75,857.31 × 31,094.07
  4. Step 4: Simplify right side
    54,967.86x = 2,358,712,507.15
  5. Step 5: Solve for x
    x = 2,358,712,507.15/54,967.86
  6. Step 6: Final answer
    x = 42,910.76

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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.