Home / 56,612.25-84,918.37-25,411.05

Finding the Fourth Proportional to 56,612.25, 84,918.37 and 25,411.05

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Solution

The fourth proportional to 56,612.25, 84,918.37 and 25,411.05 is: 38,116.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,612.25 : 84,918.37 = 25,411.05 : x
  2. Step 2: Convert to fraction form
    56,612.25/84,918.37 = 25,411.05/x
  3. Step 3: Cross multiply
    56,612.25x = 84,918.37 × 25,411.05
  4. Step 4: Simplify right side
    56,612.25x = 2,157,864,945.99
  5. Step 5: Solve for x
    x = 2,157,864,945.99/56,612.25
  6. Step 6: Final answer
    x = 38,116.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.