Home / 63,141.20-94,625.40-51,477.20

Finding the Fourth Proportional to 63,141.20, 94,625.40 and 51,477.20

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Solution

The fourth proportional to 63,141.20, 94,625.40 and 51,477.20 is: 77,145.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,141.20 : 94,625.40 = 51,477.20 : x
  2. Step 2: Convert to fraction form
    63,141.20/94,625.40 = 51,477.20/x
  3. Step 3: Cross multiply
    63,141.20x = 94,625.40 × 51,477.20
  4. Step 4: Simplify right side
    63,141.20x = 4,871,050,640.88
  5. Step 5: Solve for x
    x = 4,871,050,640.88/63,141.20
  6. Step 6: Final answer
    x = 77,145.36

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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.