Home / 56,351.25-77,765.27-31,201.29

Finding the Fourth Proportional to 56,351.25, 77,765.27 and 31,201.29

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Solution

The fourth proportional to 56,351.25, 77,765.27 and 31,201.29 is: 43,058.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,351.25 : 77,765.27 = 31,201.29 : x
  2. Step 2: Convert to fraction form
    56,351.25/77,765.27 = 31,201.29/x
  3. Step 3: Cross multiply
    56,351.25x = 77,765.27 × 31,201.29
  4. Step 4: Simplify right side
    56,351.25x = 2,426,376,585.19
  5. Step 5: Solve for x
    x = 2,426,376,585.19/56,351.25
  6. Step 6: Final answer
    x = 43,058.08

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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.