Home / 64,482.20-96,723.30-40,862.60

Finding the Fourth Proportional to 64,482.20, 96,723.30 and 40,862.60

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Solution

The fourth proportional to 64,482.20, 96,723.30 and 40,862.60 is: 61,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,482.20 : 96,723.30 = 40,862.60 : x
  2. Step 2: Convert to fraction form
    64,482.20/96,723.30 = 40,862.60/x
  3. Step 3: Cross multiply
    64,482.20x = 96,723.30 × 40,862.60
  4. Step 4: Simplify right side
    64,482.20x = 3,952,365,518.58
  5. Step 5: Solve for x
    x = 3,952,365,518.58/64,482.20
  6. Step 6: Final answer
    x = 61,293.90

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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.