Home / 63,091.31-94,443.72-40,860.45

Finding the Fourth Proportional to 63,091.31, 94,443.72 and 40,860.45

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Solution

The fourth proportional to 63,091.31, 94,443.72 and 40,860.45 is: 61,165.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,091.31 : 94,443.72 = 40,860.45 : x
  2. Step 2: Convert to fraction form
    63,091.31/94,443.72 = 40,860.45/x
  3. Step 3: Cross multiply
    63,091.31x = 94,443.72 × 40,860.45
  4. Step 4: Simplify right side
    63,091.31x = 3,859,012,898.87
  5. Step 5: Solve for x
    x = 3,859,012,898.87/63,091.31
  6. Step 6: Final answer
    x = 61,165.53

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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.