Home / 43,920.47-65,946.32-43,264.37

Finding the Fourth Proportional to 43,920.47, 65,946.32 and 43,264.37

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Solution

The fourth proportional to 43,920.47, 65,946.32 and 43,264.37 is: 64,961.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,920.47 : 65,946.32 = 43,264.37 : x
  2. Step 2: Convert to fraction form
    43,920.47/65,946.32 = 43,264.37/x
  3. Step 3: Cross multiply
    43,920.47x = 65,946.32 × 43,264.37
  4. Step 4: Simplify right side
    43,920.47x = 2,853,125,442.56
  5. Step 5: Solve for x
    x = 2,853,125,442.56/43,920.47
  6. Step 6: Final answer
    x = 64,961.18

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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.