Home / 64,334.61-88,815.37-49,962.20

Finding the Fourth Proportional to 64,334.61, 88,815.37 and 49,962.20

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Solution

The fourth proportional to 64,334.61, 88,815.37 and 49,962.20 is: 68,973.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,334.61 : 88,815.37 = 49,962.20 : x
  2. Step 2: Convert to fraction form
    64,334.61/88,815.37 = 49,962.20/x
  3. Step 3: Cross multiply
    64,334.61x = 88,815.37 × 49,962.20
  4. Step 4: Simplify right side
    64,334.61x = 4,437,410,710.03
  5. Step 5: Solve for x
    x = 4,437,410,710.03/64,334.61
  6. Step 6: Final answer
    x = 68,973.93

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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.