Home / 78,560.43-108,394.48-46,296.37

Finding the Fourth Proportional to 78,560.43, 108,394.48 and 46,296.37

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Solution

The fourth proportional to 78,560.43, 108,394.48 and 46,296.37 is: 63,877.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,560.43 : 108,394.48 = 46,296.37 : x
  2. Step 2: Convert to fraction form
    78,560.43/108,394.48 = 46,296.37/x
  3. Step 3: Cross multiply
    78,560.43x = 108,394.48 × 46,296.37
  4. Step 4: Simplify right side
    78,560.43x = 5,018,271,145.40
  5. Step 5: Solve for x
    x = 5,018,271,145.40/78,560.43
  6. Step 6: Final answer
    x = 63,877.85

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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.