Home / 145,627.77-218,494.26-50,871.95

Finding the Fourth Proportional to 145,627.77, 218,494.26 and 50,871.95

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Solution

The fourth proportional to 145,627.77, 218,494.26 and 50,871.95 is: 76,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,627.77 : 218,494.26 = 50,871.95 : x
  2. Step 2: Convert to fraction form
    145,627.77/218,494.26 = 50,871.95/x
  3. Step 3: Cross multiply
    145,627.77x = 218,494.26 × 50,871.95
  4. Step 4: Simplify right side
    145,627.77x = 11,115,228,796.89
  5. Step 5: Solve for x
    x = 11,115,228,796.89/145,627.77
  6. Step 6: Final answer
    x = 76,326.30

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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.