Home / 90,714,365.40-136,036,167.30-39,561,504.60

Finding the Fourth Proportional to 90,714,365.40, 136,036,167.30 and 39,561,504.60

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Solution

The fourth proportional to 90,714,365.40, 136,036,167.30 and 39,561,504.60 is: 59,326,826.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,714,365.40 : 136,036,167.30 = 39,561,504.60 : x
  2. Step 2: Convert to fraction form
    90,714,365.40/136,036,167.30 = 39,561,504.60/x
  3. Step 3: Cross multiply
    90,714,365.40x = 136,036,167.30 × 39,561,504.60
  4. Step 4: Simplify right side
    90,714,365.40x = 5,381,795,458,405,320
  5. Step 5: Solve for x
    x = 5,381,795,458,405,320/90,714,365.40
  6. Step 6: Final answer
    x = 59,326,826.95

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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.