Home / 135,032.40-202,548.60-88,030.80

Finding the Fourth Proportional to 135,032.40, 202,548.60 and 88,030.80

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Solution

The fourth proportional to 135,032.40, 202,548.60 and 88,030.80 is: 132,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,032.40 : 202,548.60 = 88,030.80 : x
  2. Step 2: Convert to fraction form
    135,032.40/202,548.60 = 88,030.80/x
  3. Step 3: Cross multiply
    135,032.40x = 202,548.60 × 88,030.80
  4. Step 4: Simplify right side
    135,032.40x = 17,830,515,296.88
  5. Step 5: Solve for x
    x = 17,830,515,296.88/135,032.40
  6. Step 6: Final answer
    x = 132,046.20

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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.